docs: use real identifiers in the Godoc examples

fix(outbound): keep dial pinning for hops the environment proxy declines
fix(chromium): bound the total scope matching time per conversion
2026-08-08 08:32:16 +01:00 · 2026-08-07 19:56:54 +02:00 · 2026-08-07 16:37:03 +02:00 · 2026-08-07 16:29:55 +02:00 · 2026-08-07 16:22:42 +02:00 · 2026-08-07 15:49:53 +02:00
49 changed files with 2310 additions and 284 deletions
--- a/.github/dependabot.yml
+++ b/.github/dependabot.yml
@@ -12,6 +12,12 @@ updates:
    directory: "/"
    schedule:
      interval: "weekly"
+    ignore:
+      # Held at v0.14.2: v0.15.x breaks the headless print-mode paint pipeline
+      # (rAF / ResizeObserver / IntersectionObserver stop firing, blank charts).
+      # See https://github.com/gotenberg/gotenberg/issues/1535.
+      - dependency-name: "github.com/chromedp/chromedp"
+      - dependency-name: "github.com/chromedp/cdproto"
  - package-ecosystem: "npm"
    directory: "/"
    schedule:
--- a/.github/workflows/continuous-delivery.yml
+++ b/.github/workflows/continuous-delivery.yml
@@ -23,7 +23,7 @@ jobs:
      tags_aws_lambda_libreoffice: ${{ steps.build_push.outputs.tags_aws_lambda_libreoffice }}
    steps:
      - name: Checkout source code
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7

      - name: Build and push
        id: build_push
@@ -50,7 +50,7 @@ jobs:
      tags_aws_lambda_libreoffice: ${{ steps.build_push.outputs.tags_aws_lambda_libreoffice }}
    steps:
      - name: Checkout source code
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7

      - name: Build and push
        id: build_push
@@ -77,7 +77,7 @@ jobs:
      tags_aws_lambda_libreoffice: ${{ steps.build_push.outputs.tags_aws_lambda_libreoffice }}
    steps:
      - name: Checkout source code
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7

      - name: Build and push
        id: build_push
@@ -104,7 +104,7 @@ jobs:
      tags_aws_lambda_libreoffice: ${{ steps.build_push.outputs.tags_aws_lambda_libreoffice }}
    steps:
      - name: Checkout source code
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7

      - name: Build and push
        id: build_push
@@ -131,7 +131,7 @@ jobs:
      tags_aws_lambda_libreoffice: ${{ steps.build_push.outputs.tags_aws_lambda_libreoffice }}
    steps:
      - name: Checkout source code
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7

      - name: Build and push
        id: build_push
@@ -154,7 +154,7 @@ jobs:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout source code
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7

      - name: Merge
        uses: ./.github/actions/merge
--- a/.github/workflows/continuous-integration.yml
+++ b/.github/workflows/continuous-integration.yml
@@ -21,10 +21,10 @@ jobs:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout source code
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7

      - name: Setup Go
-        uses: actions/setup-go@v6
+        uses: actions/setup-go@v7
        with:
          go-version-file: go.mod

@@ -38,10 +38,10 @@ jobs:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout source code
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7

      - name: Setup Node.js
-        uses: actions/setup-node@v6
+        uses: actions/setup-node@v7
        with:
          node-version-file: .node-version

@@ -59,10 +59,10 @@ jobs:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout source code
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7

      - name: Setup Go
-        uses: actions/setup-go@v6
+        uses: actions/setup-go@v7
        with:
          go-version-file: go.mod

@@ -87,7 +87,7 @@ jobs:
      tags_aws_lambda_libreoffice: ${{ steps.build_test_push.outputs.tags_aws_lambda_libreoffice }}
    steps:
      - name: Checkout source code
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7

      - name: Build, test and push
        id: build_test_push
@@ -117,7 +117,7 @@ jobs:
      tags_aws_lambda_libreoffice: ${{ steps.build_test_push.outputs.tags_aws_lambda_libreoffice }}
    steps:
      - name: Checkout source code
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7

      - name: Build, test and push
        id: build_test_push
@@ -147,7 +147,7 @@ jobs:
      tags_aws_lambda_libreoffice: ${{ steps.build_test_push.outputs.tags_aws_lambda_libreoffice }}
    steps:
      - name: Checkout source code
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7

      - name: Build, test and push
        id: build_test_push
@@ -177,7 +177,7 @@ jobs:
      tags_aws_lambda_libreoffice: ${{ steps.build_test_push.outputs.tags_aws_lambda_libreoffice }}
    steps:
      - name: Checkout source code
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7

      - name: Build, test and push
        id: build_test_push
@@ -207,7 +207,7 @@ jobs:
      tags_aws_lambda_libreoffice: ${{ steps.build_test_push.outputs.tags_aws_lambda_libreoffice }}
    steps:
      - name: Checkout source code
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7

      - name: Build, test and push
        id: build_test_push
@@ -253,7 +253,7 @@ jobs:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout source code
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7

      - name: Merge
        uses: ./.github/actions/merge
@@ -322,7 +322,7 @@ jobs:
      tags_aws_lambda_libreoffice: ${{ steps.build_test_push.outputs.tags_aws_lambda_libreoffice }}
    steps:
      - name: Checkout source code
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7

      - name: Build, test and push
        id: build_test_push
@@ -351,7 +351,7 @@ jobs:
      tags_aws_lambda_libreoffice: ${{ steps.build_test_push.outputs.tags_aws_lambda_libreoffice }}
    steps:
      - name: Checkout source code
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7

      - name: Build, test and push
        id: build_test_push
@@ -380,7 +380,7 @@ jobs:
      tags_aws_lambda_libreoffice: ${{ steps.build_test_push.outputs.tags_aws_lambda_libreoffice }}
    steps:
      - name: Checkout source code
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7

      - name: Build, test and push
        id: build_test_push
@@ -409,7 +409,7 @@ jobs:
      tags_aws_lambda_libreoffice: ${{ steps.build_test_push.outputs.tags_aws_lambda_libreoffice }}
    steps:
      - name: Checkout source code
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7

      - name: Build, test and push
        id: build_test_push
@@ -438,7 +438,7 @@ jobs:
      tags_aws_lambda_libreoffice: ${{ steps.build_test_push.outputs.tags_aws_lambda_libreoffice }}
    steps:
      - name: Checkout source code
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7

      - name: Build, test and push
        id: build_test_push
@@ -460,7 +460,7 @@ jobs:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout source code
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7

      - name: Merge
        uses: ./.github/actions/merge
--- a/.github/workflows/pull-request-cleanup.yml
+++ b/.github/workflows/pull-request-cleanup.yml
@@ -14,7 +14,7 @@ jobs:
    continue-on-error: true
    steps:
      - name: Check out code
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7

      - name: Cleanup
        uses: ./.github/actions/clean
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -121,20 +121,28 @@ Enforced by `gci`: standard library, then third-party, then `github.com/gotenber
 Every exported type and function has a Godoc comment starting with its identifier name:

 ```go
-// Violation records a single rule violation with context.
-type Violation struct { ... }
+// OutboundDecision is the result of validating an outbound URL via
+// [DecideOutbound]. ...
+type OutboundDecision struct { ... }

-// ValidatePDFA audits the document against a PDF/A profile.
-func ValidatePDFA(ctx context.Context, ...) ([]error, error)
+// DialPinned dials each addr in turn until one connects, returning the
+// first successful connection or the last error. ...
+func DialPinned(ctx context.Context, network string, addrs []netip.Addr, port string) (net.Conn, error)
 ```

-Each package should have a `doc.go` with a `// Package foo ...` comment.
+Each package should have a `doc.go` with a `// Package foo ...` comment:
+
+```go
+// Package api manages a LibreOffice instance via the UNO API.
+package api
+```

 Reference identifiers with `[Name]` brackets for pkg.go.dev linking:

 ```go
-// ValidatePDFA returns violations as []error where each element
-// is a [Violation] value. See [Rule] for the structured fields.
+// Callers pass the Pinned slice from [OutboundDecision] so that the dial
+// targets exactly the IPs that [DecideOutbound] resolved, preventing DNS
+// rebinding between validation and connect.
 ```

 ### Code comments
--- a/14
+++ b/14
@@ -18,6 +18,8 @@ GOTENBERG_BUILD_DEBUG_DATA=true
 API_PORT=3000
 API_PORT_FROM_ENV=
 API_BIND_IP=
+API_TLS_CERT_FILE=
+API_TLS_KEY_FILE=
 API_START_TIMEOUT=30s
 API_TIMEOUT=30s
 API_BODY_LIMIT=
@@ -28,6 +30,9 @@ GOTENBERG_API_BASIC_AUTH_USERNAME=
 GOTENBERG_API_BASIC_AUTH_PASSWORD=
 API_DOWNLOAD_FROM_ALLOW_LIST=
 API_DOWNLOAD_FROM_DENY_LIST=^https?://(10\.|172\.(1[6-9]|2[0-9]|3[01])\.|192\.168\.|169\.254\.|0\.0\.0\.0|127\.|localhost|\[::1\]|\[fd)
+API_DOWNLOAD_FROM_DENY_PRIVATE_IPS=false
+API_DOWNLOAD_FROM_DENY_PUBLIC_IPS=false
+API_DOWNLOAD_FROM_ENABLE_ENVIRONMENT_PROXY=false
 API_DOWNLOAD_FROM_MAX_RETRY=4
 API_DISABLE_DOWNLOAD_FROM=false
 API_DISABLE_HEALTH_CHECK_ROUTE_TELEMETRY=true
@@ -47,8 +52,11 @@ CHROMIUM_DISABLE_WEB_SECURITY=false
 CHROMIUM_ALLOW_FILE_ACCESS_FROM_FILES=false
 CHROMIUM_HOST_RESOLVER_RULES=
 CHROMIUM_PROXY_SERVER=
+CHROMIUM_ENABLE_ENVIRONMENT_PROXY=false
 CHROMIUM_ALLOW_LIST=
 CHROMIUM_DENY_LIST=^file:(?!//\/tmp/).*
+CHROMIUM_DENY_PRIVATE_IPS=false
+CHROMIUM_DENY_PUBLIC_IPS=false
 CHROMIUM_CLEAR_CACHE=false
 CHROMIUM_CLEAR_COOKIES=false
 CHROMIUM_DISABLE_JAVASCRIPT=false
@@ -60,6 +68,9 @@ LIBREOFFICE_AUTO_START=false
 LIBREOFFICE_START_TIMEOUT=20s
 LIBREOFFICE_ALLOW_LIST=
 LIBREOFFICE_DENY_LIST=
+LIBREOFFICE_DENY_PRIVATE_IPS=false
+LIBREOFFICE_DENY_PUBLIC_IPS=false
+LIBREOFFICE_ENABLE_ENVIRONMENT_PROXY=false
 LIBREOFFICE_DISABLE_ROUTES=false
 LOG_LEVEL=info
 LOG_FIELDS_PREFIX=
@@ -97,6 +108,9 @@ OTEL_EXPORTER_OTLP_INSECURE=true
 WEBHOOK_ENABLE_SYNC_MODE=false
 WEBHOOK_ALLOW_LIST=
 WEBHOOK_DENY_LIST=^https?://(10\.|172\.(1[6-9]|2[0-9]|3[01])\.|192\.168\.|169\.254\.|0\.0\.0\.0|127\.|localhost|\[::1\]|\[fd)
+WEBHOOK_DENY_PRIVATE_IPS=false
+WEBHOOK_DENY_PUBLIC_IPS=false
+WEBHOOK_ENABLE_ENVIRONMENT_PROXY=false
 WEBHOOK_MAX_RETRY=4
 WEBHOOK_RETRY_MIN_WAIT=1s
 WEBHOOK_RETRY_MAX_WAIT=30s
--- a/build/Dockerfile
+++ b/build/Dockerfile
@@ -1,7 +1,7 @@
 # ARG instructions do not create additional layers. Instead, next layers will
 # concatenate them. Also, we have to repeat ARG instructions in each build
 # stage that uses them.
-ARG GOLANG_VERSION=1.26.2
+ARG GOLANG_VERSION=1.26.5

 # ----------------------------------------------
 # pdfcpu binary build stage
@@ -11,7 +11,7 @@ ARG GOLANG_VERSION=1.26.2
 FROM golang:$GOLANG_VERSION AS pdfcpu-binary-stage

 # See https://github.com/pdfcpu/pdfcpu/releases.
-ARG PDFCPU_VERSION=v0.12.0
+ARG PDFCPU_VERSION=v0.13.0
 ENV CGO_ENABLED=0

 # Define the working directory outside of $GOPATH (we're using go modules).
@@ -88,7 +88,7 @@ RUN apt-get update -qq \

 WORKDIR /downloads

-RUN curl -Ls https://raw.githubusercontent.com/gotenberg/unoconverter/v0.3.0/unoconv -o unoconverter \
+RUN curl -Ls https://raw.githubusercontent.com/gotenberg/unoconverter/v0.4.0/unoconv -o unoconverter \
    && chmod +x unoconverter

 RUN curl -o pdftk-all.jar "https://gitlab.com/api/v4/projects/5024297/packages/generic/pdftk-java/$PDFTK_VERSION/pdftk-all.jar" \
--- a/compose.yaml
+++ b/compose.yaml
@@ -21,6 +21,8 @@ services:
      - "--api-port=${API_PORT}"
      - "--api-port-from-env=${API_PORT_FROM_ENV}"
      - "--api-bind-ip=${API_BIND_IP}"
+      - "--api-tls-cert-file=${API_TLS_CERT_FILE}"
+      - "--api-tls-key-file=${API_TLS_KEY_FILE}"
      - "--api-start-timeout=${API_START_TIMEOUT}"
      - "--api-timeout=${API_TIMEOUT}"
      - "--api-body-limit=${API_BODY_LIMIT}"
@@ -29,6 +31,9 @@ services:
      - "--api-enable-basic-auth=${API_ENABLE_BASIC_AUTH}"
      - "--api-download-from-allow-list=${API_DOWNLOAD_FROM_ALLOW_LIST}"
      - "--api-download-from-deny-list=${API_DOWNLOAD_FROM_DENY_LIST}"
+      - "--api-download-from-deny-private-ips=${API_DOWNLOAD_FROM_DENY_PRIVATE_IPS}"
+      - "--api-download-from-deny-public-ips=${API_DOWNLOAD_FROM_DENY_PUBLIC_IPS}"
+      - "--api-download-from-enable-environment-proxy=${API_DOWNLOAD_FROM_ENABLE_ENVIRONMENT_PROXY}"
      - "--api-download-from-max-retry=${API_DOWNLOAD_FROM_MAX_RETRY}"
      - "--api-disable-download-from=${API_DISABLE_DOWNLOAD_FROM}"
      - "--api-disable-health-check-route-telemetry=${API_DISABLE_HEALTH_CHECK_ROUTE_TELEMETRY}"
@@ -48,8 +53,11 @@ services:
      - "--chromium-allow-file-access-from-files=${CHROMIUM_ALLOW_FILE_ACCESS_FROM_FILES}"
      - "--chromium-host-resolver-rules=${CHROMIUM_HOST_RESOLVER_RULES}"
      - "--chromium-proxy-server=${CHROMIUM_PROXY_SERVER}"
+      - "--chromium-enable-environment-proxy=${CHROMIUM_ENABLE_ENVIRONMENT_PROXY}"
      - "--chromium-allow-list=${CHROMIUM_ALLOW_LIST}"
      - "--chromium-deny-list=${CHROMIUM_DENY_LIST}"
+      - "--chromium-deny-private-ips=${CHROMIUM_DENY_PRIVATE_IPS}"
+      - "--chromium-deny-public-ips=${CHROMIUM_DENY_PUBLIC_IPS}"
      - "--chromium-clear-cache=${CHROMIUM_CLEAR_CACHE}"
      - "--chromium-clear-cookies=${CHROMIUM_CLEAR_COOKIES}"
      - "--chromium-disable-javascript=${CHROMIUM_DISABLE_JAVASCRIPT}"
@@ -61,6 +69,9 @@ services:
      - "--libreoffice-start-timeout=${LIBREOFFICE_START_TIMEOUT}"
      - "--libreoffice-allow-list=${LIBREOFFICE_ALLOW_LIST}"
      - "--libreoffice-deny-list=${LIBREOFFICE_DENY_LIST}"
+      - "--libreoffice-deny-private-ips=${LIBREOFFICE_DENY_PRIVATE_IPS}"
+      - "--libreoffice-deny-public-ips=${LIBREOFFICE_DENY_PUBLIC_IPS}"
+      - "--libreoffice-enable-environment-proxy=${LIBREOFFICE_ENABLE_ENVIRONMENT_PROXY}"
      - "--libreoffice-disable-routes=${LIBREOFFICE_DISABLE_ROUTES}"
      - "--log-level=${LOG_LEVEL}"
      - "--log-fields-prefix=${LOG_FIELDS_PREFIX}"
@@ -91,6 +102,9 @@ services:
      - "--webhook-enable-sync-mode=${WEBHOOK_ENABLE_SYNC_MODE}"
      - "--webhook-allow-list=${WEBHOOK_ALLOW_LIST}"
      - "--webhook-deny-list=${WEBHOOK_DENY_LIST}"
+      - "--webhook-deny-private-ips=${WEBHOOK_DENY_PRIVATE_IPS}"
+      - "--webhook-deny-public-ips=${WEBHOOK_DENY_PUBLIC_IPS}"
+      - "--webhook-enable-environment-proxy=${WEBHOOK_ENABLE_ENVIRONMENT_PROXY}"
      - "--webhook-max-retry=${WEBHOOK_MAX_RETRY}"
      - "--webhook-retry-min-wait=${WEBHOOK_RETRY_MIN_WAIT}"
      - "--webhook-retry-max-wait=${WEBHOOK_RETRY_MAX_WAIT}"
--- a/go.mod
+++ b/go.mod
@@ -1,40 +1,40 @@
 module github.com/gotenberg/gotenberg/v8

-go 1.26.2
+go 1.26.5

 require (
 	github.com/alexliesenfeld/health v0.8.1
-	github.com/chromedp/cdproto v0.0.0-20250803210736-d308e07a266d
-	github.com/chromedp/chromedp v0.14.2
-	github.com/cucumber/godog v0.15.1
+	github.com/chromedp/cdproto v0.0.0-20250803210736-d308e07a266d // pinned with chromedp v0.14.2, see below
+	github.com/chromedp/chromedp v0.14.2 // pinned: v0.15.x breaks the headless print-mode paint pipeline (rAF / ResizeObserver / IntersectionObserver stop firing, blank charts). See https://github.com/gotenberg/gotenberg/issues/1535.
+	github.com/cucumber/godog v0.16.0
 	github.com/dlclark/regexp2 v1.12.0
-	github.com/gomarkdown/markdown v0.0.0-20260417124207-7d523f7318df
+	github.com/gomarkdown/markdown v0.0.0-20260614204949-e08cff860f76
 	github.com/google/uuid v1.6.0
 	github.com/hashicorp/go-retryablehttp v0.7.8
-	github.com/labstack/echo/v4 v4.15.2
+	github.com/labstack/echo/v4 v4.15.4
 	github.com/labstack/gommon v0.5.0
 	github.com/mholt/archives v0.1.5
 	github.com/microcosm-cc/bluemonday v1.0.27
-	github.com/moby/moby/api v1.54.2
-	github.com/moby/moby/client v0.4.1
-	github.com/prometheus/client_golang v1.23.2
-	github.com/shirou/gopsutil/v4 v4.26.5
+	github.com/moby/moby/api v1.55.0
+	github.com/moby/moby/client v0.5.1
+	github.com/prometheus/client_golang v1.24.1
+	github.com/shirou/gopsutil/v4 v4.26.7
 	github.com/spf13/pflag v1.0.10
 	github.com/stretchr/testify v1.11.1
-	github.com/testcontainers/testcontainers-go v0.42.0
+	github.com/testcontainers/testcontainers-go v0.43.0
 	go.opentelemetry.io/contrib/bridges/otelslog v0.19.0
 	go.opentelemetry.io/contrib/exporters/autoexport v0.69.0
-	go.opentelemetry.io/otel v1.44.0
+	go.opentelemetry.io/otel v1.45.0
 	go.opentelemetry.io/otel/log v0.20.0
-	go.opentelemetry.io/otel/metric v1.44.0
-	go.opentelemetry.io/otel/sdk v1.44.0
+	go.opentelemetry.io/otel/metric v1.45.0
+	go.opentelemetry.io/otel/sdk v1.45.0
 	go.opentelemetry.io/otel/sdk/log v0.20.0
-	go.opentelemetry.io/otel/sdk/metric v1.44.0
-	go.opentelemetry.io/otel/trace v1.44.0
-	golang.org/x/net v0.55.0
-	golang.org/x/sync v0.20.0
-	golang.org/x/term v0.43.0
-	golang.org/x/text v0.37.0
+	go.opentelemetry.io/otel/sdk/metric v1.45.0
+	go.opentelemetry.io/otel/trace v1.45.0
+	golang.org/x/net v0.57.0
+	golang.org/x/sync v0.22.0
+	golang.org/x/term v0.45.0
+	golang.org/x/text v0.40.0
 )

 require (
@@ -57,23 +57,22 @@ require (
 	github.com/containerd/log v0.1.0 // indirect
 	github.com/containerd/platforms v0.2.1 // indirect
 	github.com/cpuguy83/dockercfg v0.3.2 // indirect
-	github.com/cucumber/gherkin/go/v26 v26.2.0 // indirect
-	github.com/cucumber/messages/go/v21 v21.0.1 // indirect
+	github.com/cucumber/gherkin/go/v42 v42.0.0 // indirect
+	github.com/cucumber/messages/go/v34 v34.2.0 // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/distribution/reference v0.6.0 // indirect
 	github.com/docker/go-connections v0.7.0 // indirect
 	github.com/docker/go-units v0.5.0 // indirect
 	github.com/dsnet/compress v0.0.2-0.20230904184137-39efe44ab707 // indirect
-	github.com/ebitengine/purego v0.10.1 // indirect
-	github.com/felixge/httpsnoop v1.0.4 // indirect
-	github.com/go-json-experiment/json v0.0.0-20260520185125-572e7c383686 // indirect
-	github.com/go-logr/logr v1.4.3 // indirect
+	github.com/ebitengine/purego v0.10.2 // indirect
+	github.com/felixge/httpsnoop v1.1.0 // indirect
+	github.com/go-json-experiment/json v0.0.0-20260601182631-00ed12fed2a6 // indirect
+	github.com/go-logr/logr v1.4.4 // indirect
 	github.com/go-logr/stdr v1.2.2 // indirect
 	github.com/go-ole/go-ole v1.3.0 // indirect
 	github.com/gobwas/httphead v0.1.0 // indirect
 	github.com/gobwas/pool v0.2.1 // indirect
 	github.com/gobwas/ws v1.4.0 // indirect
-	github.com/gofrs/uuid v4.4.0+incompatible // indirect
 	github.com/gorilla/css v1.0.1 // indirect
 	github.com/grpc-ecosystem/grpc-gateway/v2 v2.29.0 // indirect
 	github.com/hashicorp/go-cleanhttp v0.5.2 // indirect
@@ -81,32 +80,32 @@ require (
 	github.com/hashicorp/go-memdb v1.3.5 // indirect
 	github.com/hashicorp/golang-lru v1.0.2 // indirect
 	github.com/hashicorp/golang-lru/v2 v2.0.7 // indirect
-	github.com/klauspost/compress v1.18.6 // indirect
+	github.com/klauspost/compress v1.19.1 // indirect
 	github.com/klauspost/pgzip v1.2.6 // indirect
 	github.com/lufia/plan9stats v0.0.0-20260330125221-c963978e514e // indirect
 	github.com/magiconair/properties v1.8.10 // indirect
-	github.com/mattn/go-colorable v0.1.14 // indirect
+	github.com/mattn/go-colorable v0.1.15 // indirect
 	github.com/mattn/go-isatty v0.0.22 // indirect
 	github.com/mikelolasagasti/xz v1.0.1 // indirect
 	github.com/minio/minlz v1.1.1 // indirect
 	github.com/moby/docker-image-spec v1.3.1 // indirect
 	github.com/moby/go-archive v0.2.0 // indirect
 	github.com/moby/patternmatcher v0.6.1 // indirect
-	github.com/moby/sys/sequential v0.6.0 // indirect
+	github.com/moby/sys/sequential v0.7.0 // indirect
 	github.com/moby/sys/user v0.4.0 // indirect
 	github.com/moby/sys/userns v0.1.0 // indirect
 	github.com/moby/term v0.5.2 // indirect
 	github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect
-	github.com/nwaples/rardecode/v2 v2.2.3 // indirect
+	github.com/nwaples/rardecode/v2 v2.2.5 // indirect
 	github.com/opencontainers/go-digest v1.0.0 // indirect
 	github.com/opencontainers/image-spec v1.1.1 // indirect
-	github.com/pierrec/lz4/v4 v4.1.26 // indirect
+	github.com/pierrec/lz4/v4 v4.1.27 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/power-devops/perfstat v0.0.0-20240221224432-82ca36839d55 // indirect
 	github.com/prometheus/client_model v0.6.2 // indirect
-	github.com/prometheus/common v0.67.5 // indirect
+	github.com/prometheus/common v0.70.1 // indirect
 	github.com/prometheus/otlptranslator v1.0.0 // indirect
-	github.com/prometheus/procfs v0.20.1 // indirect
+	github.com/prometheus/procfs v0.21.1 // indirect
 	github.com/sirupsen/logrus v1.9.4 // indirect
 	github.com/sorairolake/lzip-go v0.3.8 // indirect
 	github.com/spf13/afero v1.15.0 // indirect
@@ -132,14 +131,13 @@ require (
 	go.opentelemetry.io/otel/exporters/stdout/stdoutmetric v1.44.0 // indirect
 	go.opentelemetry.io/otel/exporters/stdout/stdouttrace v1.44.0 // indirect
 	go.opentelemetry.io/proto/otlp v1.10.0 // indirect
-	go.yaml.in/yaml/v2 v2.4.4 // indirect
 	go4.org v0.0.0-20260112195520-a5071408f32f // indirect
-	golang.org/x/crypto v0.52.0 // indirect
-	golang.org/x/sys v0.45.0 // indirect
+	golang.org/x/crypto v0.54.0 // indirect
+	golang.org/x/sys v0.47.0 // indirect
 	golang.org/x/time v0.15.0 // indirect
-	google.golang.org/genproto/googleapis/api v0.0.0-20260526163538-3dc84a4a5aaa // indirect
-	google.golang.org/genproto/googleapis/rpc v0.0.0-20260526163538-3dc84a4a5aaa // indirect
-	google.golang.org/grpc v1.81.1 // indirect
+	google.golang.org/genproto/googleapis/api v0.0.0-20260615183401-62b3387ff324 // indirect
+	google.golang.org/genproto/googleapis/rpc v0.0.0-20260615183401-62b3387ff324 // indirect
+	google.golang.org/grpc v1.82.1 // indirect
 	google.golang.org/protobuf v1.36.11 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )
--- a/go.sum
+++ b/go.sum
@@ -44,16 +44,14 @@ github.com/containerd/platforms v0.2.1 h1:zvwtM3rz2YHPQsF2CHYM8+KtB5dvhISiXh5ZpS
 github.com/containerd/platforms v0.2.1/go.mod h1:XHCb+2/hzowdiut9rkudds9bE5yJ7npe7dG/wG+uFPw=
 github.com/cpuguy83/dockercfg v0.3.2 h1:DlJTyZGBDlXqUZ2Dk2Q3xHs/FtnooJJVaad2S9GKorA=
 github.com/cpuguy83/dockercfg v0.3.2/go.mod h1:sugsbF4//dDlL/i+S+rtpIWp+5h0BHJHfjj5/jFyUJc=
-github.com/cpuguy83/go-md2man/v2 v2.0.2/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o=
 github.com/creack/pty v1.1.24 h1:bJrF4RRfyJnbTJqzRLHzcGaZK1NeM5kTC9jGgovnR1s=
 github.com/creack/pty v1.1.24/go.mod h1:08sCNb52WyoAwi2QDyzUCTgcvVFhUzewun7wtTfvcwE=
-github.com/cucumber/gherkin/go/v26 v26.2.0 h1:EgIjePLWiPeslwIWmNQ3XHcypPsWAHoMCz/YEBKP4GI=
-github.com/cucumber/gherkin/go/v26 v26.2.0/go.mod h1:t2GAPnB8maCT4lkHL99BDCVNzCh1d7dBhCLt150Nr/0=
-github.com/cucumber/godog v0.15.1 h1:rb/6oHDdvVZKS66hrhpjFQFHjthFSrQBCOI1LwshNTI=
-github.com/cucumber/godog v0.15.1/go.mod h1:qju+SQDewOljHuq9NSM66s0xEhogx0q30flfxL4WUk8=
-github.com/cucumber/messages/go/v21 v21.0.1 h1:wzA0LxwjlWQYZd32VTlAVDTkW6inOFmSM+RuOwHZiMI=
-github.com/cucumber/messages/go/v21 v21.0.1/go.mod h1:zheH/2HS9JLVFukdrsPWoPdmUtmYQAQPLk7w5vWsk5s=
-github.com/cucumber/messages/go/v22 v22.0.0/go.mod h1:aZipXTKc0JnjCsXrJnuZpWhtay93k7Rn3Dee7iyPJjs=
+github.com/cucumber/gherkin/go/v42 v42.0.0 h1:Ulh3E2awUUSSja+wonP/IOQ+ycmiZwZbgmzqk5H8JNI=
+github.com/cucumber/gherkin/go/v42 v42.0.0/go.mod h1:CsaumaO2dR9XvBc6ZyiGLMhWCKtTRDxgoxqJigSjSSg=
+github.com/cucumber/godog v0.16.0 h1:ezQbgItuWqZrjPUQwLJ3muwIlvzXBOfZso5QZfG7efE=
+github.com/cucumber/godog v0.16.0/go.mod h1:EDUX9yCqANK+GpbftMDeu61sUDtdLuo1JJgXD2n3bbM=
+github.com/cucumber/messages/go/v34 v34.2.0 h1:VCbcNOMz+f8ccjjOOx1NLBNhwvE7/X49Atc8klJa+i8=
+github.com/cucumber/messages/go/v34 v34.2.0/go.mod h1:LYUPjqlTS1kS0pdkdf6sS5uirnjwiIzEGyXPezXNhL8=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
@@ -68,17 +66,17 @@ github.com/docker/go-units v0.5.0/go.mod h1:fgPhTUdO+D/Jk86RDLlptpiXQzgHJF7gydDD
 github.com/dsnet/compress v0.0.2-0.20230904184137-39efe44ab707 h1:2tV76y6Q9BB+NEBasnqvs7e49aEBFI8ejC89PSnWH+4=
 github.com/dsnet/compress v0.0.2-0.20230904184137-39efe44ab707/go.mod h1:qssHWj60/X5sZFNxpG4HBPDHVqxNm4DfnCKgrbZOT+s=
 github.com/dsnet/golib v0.0.0-20171103203638-1ea166775780/go.mod h1:Lj+Z9rebOhdfkVLjJ8T6VcRQv3SXugXy999NBtR9aFY=
-github.com/ebitengine/purego v0.10.1 h1:dewVBCBT2GaMu1SrNTYxQhgQBethzfhiwvZiLGP/qyY=
-github.com/ebitengine/purego v0.10.1/go.mod h1:iIjxzd6CiRiOG0UyXP+V1+jWqUXVjPKLAI0mRfJZTmQ=
+github.com/ebitengine/purego v0.10.2 h1:W809HbnvzAxgdm+aOvlSekrM16wGCdT/e76+9tS7gzE=
+github.com/ebitengine/purego v0.10.2/go.mod h1:iIjxzd6CiRiOG0UyXP+V1+jWqUXVjPKLAI0mRfJZTmQ=
 github.com/fatih/color v1.16.0 h1:zmkK9Ngbjj+K0yRhTVONQh1p/HknKYSlNT+vZCzyokM=
 github.com/fatih/color v1.16.0/go.mod h1:fL2Sau1YI5c0pdGEVCbKQbLXB6edEj1ZgiY4NijnWvE=
-github.com/felixge/httpsnoop v1.0.4 h1:NFTV2Zj1bL4mc9sqWACXbQFVBBg2W3GPvqp8/ESS2Wg=
-github.com/felixge/httpsnoop v1.0.4/go.mod h1:m8KPJKqk1gH5J9DgRY2ASl2lWCfGKXixSwevea8zH2U=
-github.com/go-json-experiment/json v0.0.0-20260520185125-572e7c383686 h1:NZBJxCpbHS1gzS6xAmyxbJznosZIIPk9IB42v62UvKA=
-github.com/go-json-experiment/json v0.0.0-20260520185125-572e7c383686/go.mod h1:tphK2c80bpPhMOI4v6bIc2xWywPfbqi1Z06+RcrMkDg=
+github.com/felixge/httpsnoop v1.1.0 h1:3YtUj32ZZkqZtt3sZZsClsymw/QDuVfpNhoA31zeORc=
+github.com/felixge/httpsnoop v1.1.0/go.mod h1:Zqxgdd+1Rkcz8euOqdr7lqgCRJztwr5hp9vDSi5UZCE=
+github.com/go-json-experiment/json v0.0.0-20260601182631-00ed12fed2a6 h1:nxP4pPoyqOAgX8lYDFCfl3DyKeXErCvSvhcyzwGV9CE=
+github.com/go-json-experiment/json v0.0.0-20260601182631-00ed12fed2a6/go.mod h1:tphK2c80bpPhMOI4v6bIc2xWywPfbqi1Z06+RcrMkDg=
 github.com/go-logr/logr v1.2.2/go.mod h1:jdQByPbusPIv2/zmleS9BjJVeZ6kBagPoEUsqbVz/1A=
-github.com/go-logr/logr v1.4.3 h1:CjnDlHq8ikf6E492q6eKboGOC0T8CDaOvkHCIg8idEI=
-github.com/go-logr/logr v1.4.3/go.mod h1:9T104GzyrTigFIr8wt5mBrctHMim0Nb2HLGrmQ40KvY=
+github.com/go-logr/logr v1.4.4 h1:tG4xh9yMsRCAiodLVTxyrkzSZ9+o0L1Kg/+cPVcbP/8=
+github.com/go-logr/logr v1.4.4/go.mod h1:9T104GzyrTigFIr8wt5mBrctHMim0Nb2HLGrmQ40KvY=
 github.com/go-logr/stdr v1.2.2 h1:hSWxHoqTgW2S2qGc0LTAI563KZ5YKYRhT3MFKZMbjag=
 github.com/go-logr/stdr v1.2.2/go.mod h1:mMo/vtBO5dYbehREoey6XUKy/eSumjCCveDpRre4VKE=
 github.com/go-ole/go-ole v1.2.6/go.mod h1:pprOEPIfldk/42T2oK7lQ4v4JSDwmV0As9GaiUsvbm0=
@@ -90,14 +88,10 @@ github.com/gobwas/pool v0.2.1 h1:xfeeEhW7pwmX8nuLVlqbzVc7udMDrwetjEv+TZIz1og=
 github.com/gobwas/pool v0.2.1/go.mod h1:q8bcK0KcYlCgd9e7WYLm9LpyS+YeLd8JVDW6WezmKEw=
 github.com/gobwas/ws v1.4.0 h1:CTaoG1tojrh4ucGPcoJFiAQUAsEWekEWvLy7GsVNqGs=
 github.com/gobwas/ws v1.4.0/go.mod h1:G3gNqMNtPppf5XUz7O4shetPpcZ1VJ7zt18dlUeakrc=
-github.com/gofrs/uuid v4.2.0+incompatible/go.mod h1:b2aQJv3Z4Fp6yNu3cdSllBxTCLRxnplIgP/c0N/04lM=
-github.com/gofrs/uuid v4.3.1+incompatible/go.mod h1:b2aQJv3Z4Fp6yNu3cdSllBxTCLRxnplIgP/c0N/04lM=
-github.com/gofrs/uuid v4.4.0+incompatible h1:3qXRTX8/NbyulANqlc0lchS1gqAVxRgsuW1YrTJupqA=
-github.com/gofrs/uuid v4.4.0+incompatible/go.mod h1:b2aQJv3Z4Fp6yNu3cdSllBxTCLRxnplIgP/c0N/04lM=
 github.com/golang/protobuf v1.5.4 h1:i7eJL8qZTpSEXOPTxNKhASYpMn+8e5Q6AdndVa1dWek=
 github.com/golang/protobuf v1.5.4/go.mod h1:lnTiLA8Wa4RWRcIUkrtSVa5nRhsEGBg48fD6rSs7xps=
-github.com/gomarkdown/markdown v0.0.0-20260417124207-7d523f7318df h1:Mwihr/o+v4L5h56rwHLOE20+hh7Okhwno5BHz3zDuao=
-github.com/gomarkdown/markdown v0.0.0-20260417124207-7d523f7318df/go.mod h1:JDGcbDT52eL4fju3sZ4TeHGsQwhG9nbDV21aMyhwPoA=
+github.com/gomarkdown/markdown v0.0.0-20260614204949-e08cff860f76 h1:Ltt9ldIaSYEsjA7sPY2c8r9dOmnKM1vlzhh3dxlhBHM=
+github.com/gomarkdown/markdown v0.0.0-20260614204949-e08cff860f76/go.mod h1:JDGcbDT52eL4fju3sZ4TeHGsQwhG9nbDV21aMyhwPoA=
 github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/google/go-cmp v0.7.0 h1:wk8382ETsv4JYUZwIsn6YpYiWiBsYLSJiTsyBybVuN8=
 github.com/google/go-cmp v0.7.0/go.mod h1:pXiqmnSA92OHEEa9HXL2W4E7lf9JzCmGVUdgjX3N/iU=
@@ -111,10 +105,8 @@ github.com/hashicorp/go-cleanhttp v0.5.2 h1:035FKYIWjmULyFRBKPs8TBQoi0x6d9G4xc9n
 github.com/hashicorp/go-cleanhttp v0.5.2/go.mod h1:kO/YDlP8L1346E6Sodw+PrpBSV4/SoxCXGY6BqNFT48=
 github.com/hashicorp/go-hclog v1.6.3 h1:Qr2kF+eVWjTiYmU7Y31tYlP1h0q/X3Nl3tPGdaB11/k=
 github.com/hashicorp/go-hclog v1.6.3/go.mod h1:W4Qnvbt70Wk/zYJryRzDRU/4r0kIg0PVHBcfoyhpF5M=
-github.com/hashicorp/go-immutable-radix v1.3.0/go.mod h1:0y9vanUI8NX6FsYoO3zeMjhV/C5i9g4Q3DwcSNZ4P60=
 github.com/hashicorp/go-immutable-radix v1.3.1 h1:DKHmCUm2hRBK510BaiZlwvpD40f8bJFeZnpfm2KLowc=
 github.com/hashicorp/go-immutable-radix v1.3.1/go.mod h1:0y9vanUI8NX6FsYoO3zeMjhV/C5i9g4Q3DwcSNZ4P60=
-github.com/hashicorp/go-memdb v1.3.4/go.mod h1:uBTr1oQbtuMgd1SSGoR8YV27eT3sBHbYiNm53bMpgSg=
 github.com/hashicorp/go-memdb v1.3.5 h1:b3taDMxCBCBVgyRrS1AZVHO14ubMYZB++QpNhBg+Nyo=
 github.com/hashicorp/go-memdb v1.3.5/go.mod h1:8IVKKBkVe+fxFgdFOYxzQQNjz+sWCyHCdIC/+5+Vy1Y=
 github.com/hashicorp/go-retryablehttp v0.7.8 h1:ylXZWnqa7Lhqpk0L1P1LzDtGcCR0rPVUrx/c8Unxc48=
@@ -128,24 +120,20 @@ github.com/hashicorp/golang-lru v1.0.2 h1:dV3g9Z/unq5DpblPpw+Oqcv4dU/1omnb4Ok8iP
 github.com/hashicorp/golang-lru v1.0.2/go.mod h1:iADmTwqILo4mZ8BN3D2Q6+9jd8WM5uGBxy+E8yxSoD4=
 github.com/hashicorp/golang-lru/v2 v2.0.7 h1:a+bsQ5rvGLjzHuww6tVxozPZFVghXaHOwFs4luLUK2k=
 github.com/hashicorp/golang-lru/v2 v2.0.7/go.mod h1:QeFd9opnmA6QUJc5vARoKUSoFhyfM2/ZepoAG6RGpeM=
-github.com/inconshreveable/mousetrap v1.1.0/go.mod h1:vpF70FUmC8bwa3OWnCshd2FqLfsEA9PFc4w1p2J65bw=
 github.com/klauspost/compress v1.4.1/go.mod h1:RyIbtBH6LamlWaDj8nUwkbUhJ87Yi3uG0guNDohfE1A=
-github.com/klauspost/compress v1.18.6 h1:2jupLlAwFm95+YDR+NwD2MEfFO9d4z4Prjl1XXDjuao=
-github.com/klauspost/compress v1.18.6/go.mod h1:cwPg85FWrGar70rWktvGQj8/hthj3wpl0PGDogxkrSQ=
+github.com/klauspost/compress v1.19.1 h1:VsB4HPswih7mmZ8WleSFQ75c/Ui1M4trX5oAsJnhSlk=
+github.com/klauspost/compress v1.19.1/go.mod h1:cwPg85FWrGar70rWktvGQj8/hthj3wpl0PGDogxkrSQ=
 github.com/klauspost/cpuid v1.2.0/go.mod h1:Pj4uuM528wm8OyEC2QMXAi2YiTZ96dNQPGgoMS4s3ek=
 github.com/klauspost/pgzip v1.2.6 h1:8RXeL5crjEUFnR2/Sn6GJNWtSQ3Dk8pq4CL3jvdDyjU=
 github.com/klauspost/pgzip v1.2.6/go.mod h1:Ch1tH69qFZu15pkjo5kYi6mth2Zzwzt50oCQKQE9RUs=
-github.com/kr/pretty v0.2.1/go.mod h1:ipq/a2n7PKx3OHsz4KJII5eveXtPO4qwEXGdVfWzfnI=
 github.com/kr/pretty v0.3.1 h1:flRD4NNwYAUpkphVc1HcthR4KEIFJ65n8Mw5qdRn3LE=
 github.com/kr/pretty v0.3.1/go.mod h1:hoEshYVHaxMs3cyo3Yncou5ZscifuDolrwPKZanG3xk=
-github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
-github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
 github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
 github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE=
 github.com/kylelemons/godebug v1.1.0 h1:RPNrshWIDI6G2gRW9EHilWtl7Z6Sb1BR0xunSBf0SNc=
 github.com/kylelemons/godebug v1.1.0/go.mod h1:9/0rRGxNHcop5bhtWyNeEfOS8JIWk580+fNqagV/RAw=
-github.com/labstack/echo/v4 v4.15.2 h1:nnh2sCzGCVYnU+wCisMPiYapEg/QVo/gcI9ePKg5/T4=
-github.com/labstack/echo/v4 v4.15.2/go.mod h1:Xzp1Ns1RA2c9fY7nSgUJkpkUZGNbEIVHZbtbOMPktBI=
+github.com/labstack/echo/v4 v4.15.4 h1:DL45vVYa+BWE+XuW+zZNd9H0YEdZ80UAWJGcTVW4EVs=
+github.com/labstack/echo/v4 v4.15.4/go.mod h1:CuMetKIRwsuO/qlAgMq+KTAalwGoB/h4tC+yPdrTj1g=
 github.com/labstack/gommon v0.5.0 h1:6VSQ2NOzsnEJ5W6+84E0RbcaDDmgB6NIAzWCczTEe6c=
 github.com/labstack/gommon v0.5.0/go.mod h1:Rzlg7HHy1maLfzBYGg9NZcVuz1sA68HHhLjhcEllYE0=
 github.com/ledongthuc/pdf v0.0.0-20220302134840-0c2507a12d80 h1:6Yzfa6GP0rIo/kULo2bwGEkFvCePZ3qHDDTC3/J9Swo=
@@ -154,8 +142,8 @@ github.com/lufia/plan9stats v0.0.0-20260330125221-c963978e514e h1:Q6MvJtQK/iRcRt
 github.com/lufia/plan9stats v0.0.0-20260330125221-c963978e514e/go.mod h1:autxFIvghDt3jPTLoqZ9OZ7s9qTGNAWmYCjVFWPX/zg=
 github.com/magiconair/properties v1.8.10 h1:s31yESBquKXCV9a/ScB3ESkOjUYYv+X0rg8SYxI99mE=
 github.com/magiconair/properties v1.8.10/go.mod h1:Dhd985XPs7jluiymwWYZ0G4Z61jb3vdS329zhj2hYo0=
-github.com/mattn/go-colorable v0.1.14 h1:9A9LHSqF/7dyVVX6g0U9cwm9pG3kP9gSzcuIPHPsaIE=
-github.com/mattn/go-colorable v0.1.14/go.mod h1:6LmQG8QLFO4G5z1gPvYEzlUgJ2wF+stgPZH1UqBm1s8=
+github.com/mattn/go-colorable v0.1.15 h1:+u9SLTRGnXv73cEsnsmoZBom+dMU88B2M0aDcWy0/jY=
+github.com/mattn/go-colorable v0.1.15/go.mod h1:6LmQG8QLFO4G5z1gPvYEzlUgJ2wF+stgPZH1UqBm1s8=
 github.com/mattn/go-isatty v0.0.22 h1:j8l17JJ9i6VGPUFUYoTUKPSgKe/83EYU2zBC7YNKMw4=
 github.com/mattn/go-isatty v0.0.22/go.mod h1:ZXfXG4SQHsB/w3ZeOYbR0PrPwLy+n6xiMrJlRFqopa4=
 github.com/mholt/archives v0.1.5 h1:Fh2hl1j7VEhc6DZs2DLMgiBNChUux154a1G+2esNvzQ=
@@ -170,14 +158,14 @@ github.com/moby/docker-image-spec v1.3.1 h1:jMKff3w6PgbfSa69GfNg+zN/XLhfXJGnEx3N
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@@ -186,44 +174,40 @@ github.com/moby/term v0.5.2 h1:6qk3FJAFDs6i/q3W/pQ97SX192qKfZgGjCQqfCJkgzQ=
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@@ -236,11 +220,10 @@ github.com/stretchr/objx v0.5.3/go.mod h1:rDQraq+vQZU7Fde9LOZLr8Tax6zZvy4kuNKF+Q
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@@ -266,8 +249,8 @@ go.opentelemetry.io/contrib/exporters/autoexport v0.69.0 h1:R3jsCoTIzv0BiYNhW0ax
 go.opentelemetry.io/contrib/exporters/autoexport v0.69.0/go.mod h1:m07gqyr2QhQxKOKb5vqKCCBtLH3uqlNYR7PU/FISXVU=
 go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.69.0 h1:8tvICD4vSTOOsNrsI4Ljf6C+6UKvpTEH5XY3JMoyPoo=
 go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.69.0/go.mod h1:z9+yiacE0IHRqM4qFfkbt/JYlmYXgss8GY/jXoNuPJI=
-go.opentelemetry.io/otel v1.44.0 h1:JjwHmHpA4iZ3wBxluu2fbbE7j4kqlE8jXyAyPXH7HqU=
-go.opentelemetry.io/otel v1.44.0/go.mod h1:BMgjTHL9WPRlRjL2oZCBTL4whCGtXch2H4BhOPIAyYc=
+go.opentelemetry.io/otel v1.45.0 h1:pdrWmLHofpubmArBv1LgFSv1Z0Ie/ppdZzu+kUN5EeU=
+go.opentelemetry.io/otel v1.45.0/go.mod h1:XZxIqPapzEYnhNSScF5DIqXhm/rYi0FzCe2XddAwZfQ=
 go.opentelemetry.io/otel/exporters/otlp/otlplog/otlploggrpc v0.20.0 h1:rydZ9sxbcFdm/oWrVyfLTjHIygMgv0bEeMd+3B/BvoM=
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@@ -292,20 +275,20 @@ go.opentelemetry.io/otel/exporters/stdout/stdouttrace v1.44.0 h1:bl2S7Ubua0Nms+D
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-go.opentelemetry.io/otel/metric v1.44.0 h1:1w0gILTcHdr3YI+ixLyjemwrVnsMURbTZFrSYCdDdmc=
-go.opentelemetry.io/otel/metric v1.44.0/go.mod h1:8O7hanEPBNgEMmybD3s2VBKcgWOCsA6tzHBPODAiquo=
-go.opentelemetry.io/otel/metric/x v0.66.0 h1:YkCrx1zLOChi9ZcZ6euupOcsgzbVlec7D/xoEU1+cTA=
-go.opentelemetry.io/otel/metric/x v0.66.0/go.mod h1:d1+BDj9t96do0/1LoU1ayfCv79ZgNE41qbhBvnMOBZk=
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-go.opentelemetry.io/otel/sdk v1.44.0/go.mod h1:Osuydd3Se74nqjAKxid74N5eC+jfEqfTegHRnq58oK0=
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+go.opentelemetry.io/otel/sdk v1.45.0/go.mod h1:Sr40LgXV7DsKMMJMKOhUWOgMWTfAaqvm2kF0g7ilwuA=
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 go.opentelemetry.io/proto/otlp v1.10.0/go.mod h1:/CV4QoCR/S9yaPj8utp3lvQPoqMtxXdzn7ozvvozVqk=
 go.uber.org/goleak v1.3.0 h1:2K3zAYmnTNqV73imy9J1T3WC+gmCePx2hEGkimedGto=
@@ -314,34 +297,34 @@ go.yaml.in/yaml/v2 v2.4.4 h1:tuyd0P+2Ont/d6e2rl3be67goVK4R6deVxCUX5vyPaQ=
 go.yaml.in/yaml/v2 v2.4.4/go.mod h1:gMZqIpDtDqOfM0uNfy0SkpRhvUryYH0Z6wdMYcacYXQ=
 go4.org v0.0.0-20260112195520-a5071408f32f h1:ziUVAjmTPwQMBmYR1tbdRFJPtTcQUI12fH9QQjfb0Sw=
 go4.org v0.0.0-20260112195520-a5071408f32f/go.mod h1:ZRJnO5ZI4zAwMFp+dS1+V6J6MSyAowhRqAE+DPa1Xp0=
-golang.org/x/crypto v0.52.0 h1:RMs7fP2rXdep0CftQlK8Uf+kibLm7qkCcradZWYz988=
-golang.org/x/crypto v0.52.0/go.mod h1:1QgfPxDqh0T2M/elOJtp9RvuR95kVjir0e6/BvEmGbc=
-golang.org/x/net v0.55.0 h1:bcvxaJn3e1U6InsFWt1JUq1aSjnRxLzT2rtD2KfkDF8=
-golang.org/x/net v0.55.0/go.mod h1:L5U2KuzuOe1lY7Z+aWVIKK6qEeJXnXV9yzGA+WCHJww=
-golang.org/x/sync v0.20.0 h1:e0PTpb7pjO8GAtTs2dQ6jYa5BWYlMuX047Dco/pItO4=
-golang.org/x/sync v0.20.0/go.mod h1:9xrNwdLfx4jkKbNva9FpL6vEN7evnE43NNNJQ2LF3+0=
+golang.org/x/crypto v0.54.0 h1:YLIA59K4fiNzHzjnZt2tUJQjQtUWfWbeHBqKtk3eScw=
+golang.org/x/crypto v0.54.0/go.mod h1:KWL8ny2AZdGR2cWmzeHrp2azQPGogOv+HeQaVEXC2dk=
+golang.org/x/net v0.57.0 h1:K5+3DljvIuDG9/Jv9rvyMywYNFCQ9RSUY6OOTTkT+tE=
+golang.org/x/net v0.57.0/go.mod h1:KpXc8iv+r3XplLAG/f7Jsf9RPszJzdR0f58q9vGOuEU=
+golang.org/x/sync v0.22.0 h1:SZjpbeLmrCk4xhRSZFNZW5gFUeCeFgjekvI/+gfScek=
+golang.org/x/sync v0.22.0/go.mod h1:9xrNwdLfx4jkKbNva9FpL6vEN7evnE43NNNJQ2LF3+0=
 golang.org/x/sys v0.0.0-20190916202348-b4ddaad3f8a3/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20201204225414-ed752295db88/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210616094352-59db8d763f22/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.1.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.45.0 h1:dO4czNzziLiiXplLQgBCEpCvXQ3dnkn0SdaZSYdQ+FY=
-golang.org/x/sys v0.45.0/go.mod h1:4GL1E5IUh+htKOUEOaiffhrAeqysfVGipDYzABqnCmw=
-golang.org/x/term v0.43.0 h1:S4RLU2sB31O/NCl+zFN9Aru9A/Cq2aqKpTZJ6B+DwT4=
-golang.org/x/term v0.43.0/go.mod h1:lrhlHNdQJHO+1qVYiHfFKVuVioJIheAc3fBSMFYEIsk=
-golang.org/x/text v0.37.0 h1:Cqjiwd9eSg8e0QAkyCaQTNHFIIzWtidPahFWR83rTrc=
-golang.org/x/text v0.37.0/go.mod h1:a5sjxXGs9hsn/AJVwuElvCAo9v8QYLzvavO5z2PiM38=
+golang.org/x/sys v0.47.0 h1:o7XGOvZQCADBQQ4Y7VNq2dRWQR7JmOUW8Kxx4ZsNgWs=
+golang.org/x/sys v0.47.0/go.mod h1:4GL1E5IUh+htKOUEOaiffhrAeqysfVGipDYzABqnCmw=
+golang.org/x/term v0.45.0 h1:NwWyBmoJCbfTHpxrWoZ9C6/VxOf7ic219I8xZZFdrf0=
+golang.org/x/term v0.45.0/go.mod h1:9aqxs0blBcrm/n0L9QW0aRVD+ktan8ssZromtqJC43w=
+golang.org/x/text v0.40.0 h1:Ub2Z6/xjgF1WrYQz2nuITOEegKFtiIy+rieRJ5lHZKs=
+golang.org/x/text v0.40.0/go.mod h1:hpnzDAfGV753zIKo+wk3u1bVKCGPbrnF7+7LBF/UHVY=
 golang.org/x/time v0.15.0 h1:bbrp8t3bGUeFOx08pvsMYRTCVSMk89u4tKbNOZbp88U=
 golang.org/x/time v0.15.0/go.mod h1:Y4YMaQmXwGQZoFaVFk4YpCt4FLQMYKZe9oeV/f4MSno=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 gonum.org/v1/gonum v0.17.0 h1:VbpOemQlsSMrYmn7T2OUvQ4dqxQXU+ouZFQsZOx50z4=
 gonum.org/v1/gonum v0.17.0/go.mod h1:El3tOrEuMpv2UdMrbNlKEh9vd86bmQ6vqIcDwxEOc1E=
-google.golang.org/genproto/googleapis/api v0.0.0-20260526163538-3dc84a4a5aaa h1:Kjn0N0tCrDgiAFW+lGO4JZ3ck44CehvJQMAwj9QF0G8=
-google.golang.org/genproto/googleapis/api v0.0.0-20260526163538-3dc84a4a5aaa/go.mod h1:q4lMZS6kskjT5HvCPrnnypcDPVJqT/f4nfxmkE7gryY=
-google.golang.org/genproto/googleapis/rpc v0.0.0-20260526163538-3dc84a4a5aaa h1:mZHHdPZl0dbGHCflZgAq/Q468DWVFcU2whhB2KAo8fk=
-google.golang.org/genproto/googleapis/rpc v0.0.0-20260526163538-3dc84a4a5aaa/go.mod h1:4Hqkh8ycfw05ld/3BWL7rJOSfebL2Q+DVDeRgYgxUU8=
-google.golang.org/grpc v1.81.1 h1:VnnIIZ88UzOOKLukQi+ImGz8O1Wdp8nAGGnvOfEIWQQ=
-google.golang.org/grpc v1.81.1/go.mod h1:xGH9GfzOyMTGIOXBJmXt+BX/V0kcdQbdcuwQ/zNw42I=
+google.golang.org/genproto/googleapis/api v0.0.0-20260615183401-62b3387ff324 h1:g0RAkxK/smSu/iRwC/KIX1mwUoVJtk2OjbgaeS4DmUM=
+google.golang.org/genproto/googleapis/api v0.0.0-20260615183401-62b3387ff324/go.mod h1:Z4WJ5pJOYWFWcHEQUelD5QaZDknIQkpIL/+fyJOT9+A=
+google.golang.org/genproto/googleapis/rpc v0.0.0-20260615183401-62b3387ff324 h1:9HZDLIdYBJXAnaFOr9WHrKVycfpY+75s9HGadC0305A=
+google.golang.org/genproto/googleapis/rpc v0.0.0-20260615183401-62b3387ff324/go.mod h1:4Hqkh8ycfw05ld/3BWL7rJOSfebL2Q+DVDeRgYgxUU8=
+google.golang.org/grpc v1.82.1 h1:NnAxzGRA0677vCa4BUkOAnO5+FfQqVl9iUXeD0IqcGE=
+google.golang.org/grpc v1.82.1/go.mod h1:yzTZ1TB1Z3SG+LIYaI+WiE8D5+PZ3ArnrSp8zF3+/ZA=
 google.golang.org/protobuf v1.36.11 h1:fV6ZwhNocDyBLK0dj+fg8ektcVegBBuEolpbTQyBNVE=
 google.golang.org/protobuf v1.36.11/go.mod h1:HTf+CrKn2C3g5S8VImy6tdcUvCska2kB7j23XfzDpco=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
--- a/package-lock.json
+++ b/package-lock.json
@@ -5,9 +5,9 @@
  "packages": {
    "": {
      "devDependencies": {
-        "prettier": "3.8.3",
+        "prettier": "3.9.6",
        "prettier-plugin-gherkin": "^3.1.3",
-        "prettier-plugin-sh": "^0.18.0"
+        "prettier-plugin-sh": "^0.19.0"
      }
    },
    "node_modules/@cucumber/gherkin": {
@@ -34,15 +34,80 @@
      }
    },
    "node_modules/@reteps/dockerfmt": {
-      "version": "0.5.2",
-      "resolved": "https://registry.npmjs.org/@reteps/dockerfmt/-/dockerfmt-0.5.2.tgz",
-      "integrity": "sha512-Hbr7yen4fP5TxGM54ucXa4o5NwWXatJ6Bd9I8gp0PValYbI4Rug2Gu+rVv7K7o/efQc3F5ctqWJz47rYaa8zBw==",
+      "version": "0.5.4",
+      "resolved": "https://registry.npmjs.org/@reteps/dockerfmt/-/dockerfmt-0.5.4.tgz",
+      "integrity": "sha512-HEGgXVVOb+JtGUSSzXl/XPKFIZjMDTUoHarCjaQdkY+cb5M9K/O3b5xm+x0IPIk3SfHurbc0bSgcFsQlzjitxA==",
      "dev": true,
      "license": "MIT",
+      "bin": {
+        "dockerfmt": "dist/launcher.js"
+      },
      "engines": {
        "node": "^v12.20.0 || ^14.13.0 || >=16.0.0"
+      },
+      "optionalDependencies": {
+        "@reteps/dockerfmt-darwin-arm64": "0.5.4",
+        "@reteps/dockerfmt-darwin-x64": "0.5.4",
+        "@reteps/dockerfmt-linux-arm64": "0.5.4",
+        "@reteps/dockerfmt-linux-x64": "0.5.4"
      }
    },
+    "node_modules/@reteps/dockerfmt-darwin-arm64": {
+      "version": "0.5.4",
+      "resolved": "https://registry.npmjs.org/@reteps/dockerfmt-darwin-arm64/-/dockerfmt-darwin-arm64-0.5.4.tgz",
+      "integrity": "sha512-urMqV+dQyvVI8/WrXwClX9e1PEyS35wFdwJjpZYmL09AkV4Io5U1oam8UBKK7jZk0+YsdF88ay6e86Kn6DIyQg==",
+      "cpu": [
+        "arm64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "darwin"
+      ]
+    },
+    "node_modules/@reteps/dockerfmt-darwin-x64": {
+      "version": "0.5.4",
+      "resolved": "https://registry.npmjs.org/@reteps/dockerfmt-darwin-x64/-/dockerfmt-darwin-x64-0.5.4.tgz",
+      "integrity": "sha512-fJORy6DFxbgDiMqxpLTPZlb5KUY0Vq0iR4NGnyKnuYZ9LdZUS508DK2kt/AJ87/jIKNV1qRG0JXG1Tc6xdvWjw==",
+      "cpu": [
+        "x64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "darwin"
+      ]
+    },
+    "node_modules/@reteps/dockerfmt-linux-arm64": {
+      "version": "0.5.4",
+      "resolved": "https://registry.npmjs.org/@reteps/dockerfmt-linux-arm64/-/dockerfmt-linux-arm64-0.5.4.tgz",
+      "integrity": "sha512-6pVakO06eXtDuvxy1Dnjs/gQyUoGGycle8PRSt5IFRwLi/AVaOQwfkfmW0WP8VH9wNUeti6BfJ3ksTn2G+XMxg==",
+      "cpu": [
+        "arm64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "linux"
+      ]
+    },
+    "node_modules/@reteps/dockerfmt-linux-x64": {
+      "version": "0.5.4",
+      "resolved": "https://registry.npmjs.org/@reteps/dockerfmt-linux-x64/-/dockerfmt-linux-x64-0.5.4.tgz",
+      "integrity": "sha512-OD6SIlUV1D4TgJoTui3FMBAZsGbTSPYsiT0BKhD6jMUcJb3GpFTa7dY9rL8rP9FUqfL7OTHVUGUOL4Rh64Olog==",
+      "cpu": [
+        "x64"
+      ],
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "os": [
+        "linux"
+      ]
+    },
    "node_modules/@types/uuid": {
      "version": "10.0.0",
      "resolved": "https://registry.npmjs.org/@types/uuid/-/uuid-10.0.0.tgz",
@@ -58,9 +123,9 @@
      "license": "MIT"
    },
    "node_modules/prettier": {
-      "version": "3.8.3",
-      "resolved": "https://registry.npmjs.org/prettier/-/prettier-3.8.3.tgz",
-      "integrity": "sha512-7igPTM53cGHMW8xWuVTydi2KO233VFiTNyF5hLJqpilHfmn8C8gPf+PS7dUT64YcXFbiMGZxS9pCSxL/Dxm/Jw==",
+      "version": "3.9.6",
+      "resolved": "https://registry.npmjs.org/prettier/-/prettier-3.9.6.tgz",
+      "integrity": "sha512-OpN0zzVdiaiAhxpuuj5efpIS4sY9j7bY6uR5mnj5yPzGkdkjNKSJeUThPb60Jw29QuAZgA4o+/iB49kFiaBX6g==",
      "dev": true,
      "license": "MIT",
      "bin": {
@@ -86,14 +151,14 @@
      }
    },
    "node_modules/prettier-plugin-sh": {
-      "version": "0.18.1",
-      "resolved": "https://registry.npmjs.org/prettier-plugin-sh/-/prettier-plugin-sh-0.18.1.tgz",
-      "integrity": "sha512-uZmU22wBMevjh3rmCatNQqiEer2+5KLa0xYCBX6zQQUQkcNzVL+s6FbPKK6ZSUNUbQk6jMAcQHrYPvuL2W6ihQ==",
+      "version": "0.19.0",
+      "resolved": "https://registry.npmjs.org/prettier-plugin-sh/-/prettier-plugin-sh-0.19.0.tgz",
+      "integrity": "sha512-39VXFZH/cOGtcuu8aeSvqp/hhwomOR4QroZUj+jBz2cNb3os9s0sqFZSNlYts6jdtLLDU7D2YT3Z1+abtb7adQ==",
      "dev": true,
      "license": "MIT",
      "dependencies": {
-        "@reteps/dockerfmt": "^0.5.1",
-        "sh-syntax": "^0.5.8"
+        "@reteps/dockerfmt": "^0.5.4",
+        "sh-syntax": "^0.6.0"
      },
      "engines": {
        "node": ">=16.0.0"
@@ -113,14 +178,11 @@
      "license": "Apache-2.0"
    },
    "node_modules/sh-syntax": {
-      "version": "0.5.8",
-      "resolved": "https://registry.npmjs.org/sh-syntax/-/sh-syntax-0.5.8.tgz",
-      "integrity": "sha512-JfVoxf4FxQI5qpsPbkHhZo+n6N9YMJobyl4oGEUBb/31oQYlgTjkXQD8PBiafS2UbWoxrTO0Z5PJUBXEPAG1Zw==",
+      "version": "0.6.0",
+      "resolved": "https://registry.npmjs.org/sh-syntax/-/sh-syntax-0.6.0.tgz",
+      "integrity": "sha512-52VK6z/cdZHv7UURjIcwfBUQZrAhIEEe0bY4lrkfypjnFIKsDZdD3Uaz/dBiw/sF8BeX0Mssv140s8EnrsJ9dQ==",
      "dev": true,
      "license": "MIT",
-      "dependencies": {
-        "tslib": "^2.8.1"
-      },
      "engines": {
        "node": ">=16.0.0"
      },
@@ -128,13 +190,6 @@
        "url": "https://opencollective.com/sh-syntax"
      }
    },
-    "node_modules/tslib": {
-      "version": "2.8.1",
-      "resolved": "https://registry.npmjs.org/tslib/-/tslib-2.8.1.tgz",
-      "integrity": "sha512-oJFu94HQb+KVduSUQL7wnpmqnfmLsOA/nAh6b6EH0wCEoK0/mPeXU6c3wKDV83MkOuHPRHtSXKKU99IBazS/2w==",
-      "dev": true,
-      "license": "0BSD"
-    },
    "node_modules/uuid": {
      "version": "11.0.5",
      "resolved": "https://registry.npmjs.org/uuid/-/uuid-11.0.5.tgz",
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
  "devDependencies": {
-    "prettier": "3.8.3",
+    "prettier": "3.9.6",
    "prettier-plugin-gherkin": "^3.1.3",
-    "prettier-plugin-sh": "^0.18.0"
+    "prettier-plugin-sh": "^0.19.0"
  }
 }
--- a/pkg/gotenberg/internal/otel/otel.go
+++ b/pkg/gotenberg/internal/otel/otel.go
@@ -17,13 +17,18 @@ import (
 	"go.opentelemetry.io/otel/sdk/metric/exemplar"
 	"go.opentelemetry.io/otel/sdk/resource"
 	"go.opentelemetry.io/otel/sdk/trace"
-	semconv "go.opentelemetry.io/otel/semconv/v1.41.0"
+	semconv "go.opentelemetry.io/otel/semconv/v1.43.0"
 )

 // buildResource assembles the OpenTelemetry resource shared by the tracer,
 // meter, and logger providers. Detection is best-effort: a detector or merge
 // failure is logged and the build proceeds with whatever was gathered, so a
 // flaky environment never prevents telemetry from starting.
+//
+// The semconv version imported here must match the one the SDK resource
+// detectors use (go.opentelemetry.io/otel/sdk/resource). Drift makes
+// [resource.Merge] fail with [resource.ErrSchemaURLConflict] and strips the
+// schema URL off every exported signal.
 func buildResource(ctx context.Context, logger *slog.Logger, serviceName, serviceVersion string) *resource.Resource {
 	base := resource.NewWithAttributes(
 		semconv.SchemaURL,
@@ -55,9 +60,14 @@ func buildResource(ctx context.Context, logger *slog.Logger, serviceName, servic
 		return base
 	}

+	// A schema URL conflict still yields a resource holding every attribute, only
+	// without a schema URL. Keep it: falling back to base would drop the host,
+	// OS, container, process, and OTEL_RESOURCE_ATTRIBUTES data.
 	merged, err := resource.Merge(detected, base)
 	if err != nil {
 		logger.WarnContext(ctx, fmt.Sprintf("merge OpenTelemetry resource: %s", err))
+	}
+	if merged == nil {
 		return base
 	}

--- a/pkg/gotenberg/internal/otel/otel_test.go
+++ b/pkg/gotenberg/internal/otel/otel_test.go
@@ -11,7 +11,7 @@ import (
 	"go.opentelemetry.io/otel/sdk/metric/exemplar"
 	"go.opentelemetry.io/otel/sdk/metric/metricdata"
 	sdktrace "go.opentelemetry.io/otel/sdk/trace"
-	semconv "go.opentelemetry.io/otel/semconv/v1.41.0"
+	semconv "go.opentelemetry.io/otel/semconv/v1.43.0"
 )

 func TestBuildResource(t *testing.T) {
@@ -24,6 +24,13 @@ func TestBuildResource(t *testing.T) {
 		values[string(kv.Key)] = kv.Value.AsString()
 	}

+	// Guards the semconv version pinned in buildResource against the one the SDK
+	// resource detectors use. Drift makes resource.Merge conflict and drops the
+	// schema URL from every exported signal.
+	if res.SchemaURL() != semconv.SchemaURL {
+		t.Errorf("resource schema URL = %q, want %q", res.SchemaURL(), semconv.SchemaURL)
+	}
+
 	if values[string(semconv.ServiceNameKey)] != "gotenberg" {
 		t.Errorf("service.name = %q, want %q", values[string(semconv.ServiceNameKey)], "gotenberg")
 	}
--- a/pkg/gotenberg/outbound.go
+++ b/pkg/gotenberg/outbound.go
@@ -1,17 +1,22 @@
 package gotenberg

 import (
+	"bufio"
 	"context"
+	"crypto/tls"
+	"encoding/base64"
 	"errors"
 	"fmt"
 	"net"
 	"net/http"
 	"net/netip"
 	"net/url"
+	"os"
 	"strings"
 	"time"

 	"github.com/dlclark/regexp2"
+	"golang.org/x/net/http/httpproxy"
 )

 // ErrNonPublicIP indicates that an outbound URL targets an IP address that
@@ -183,6 +188,12 @@ type OutboundDecision struct {
 // is stored.
 type outboundDecisionKey struct{}

+// outboundProxiedKey is the context key under which [outboundRoundTripper]
+// records that the environment proxy will carry this request, so that the
+// dialer knows the address it receives is the proxy's rather than the
+// destination's.
+type outboundProxiedKey struct{}
+
 // decideConfig carries optional settings for [DecideOutbound] and
 // [FilterOutboundURL]. See [DecideOption] for how callers configure it.
 type decideConfig struct {
@@ -360,6 +371,10 @@ type outboundRoundTripper struct {
 	allowList []*regexp2.Regexp
 	denyList  []*regexp2.Regexp
 	opts      []DecideOption
+
+	// proxyFunc mirrors the transport's own proxy resolution. It is nil unless
+	// the environment proxy is enabled.
+	proxyFunc func(*url.URL) (*url.URL, error)
 }

 // RoundTrip validates req.URL and delegates to the base transport.
@@ -375,6 +390,18 @@ func (rt *outboundRoundTripper) RoundTrip(req *http.Request) (*http.Response, er
 	}

 	ctx := context.WithValue(req.Context(), outboundDecisionKey{}, decision)
+
+	// A request the proxy will not carry is dialed directly, so it still gets
+	// pinned. Without this, enabling the environment proxy would silently drop
+	// DNS-rebinding protection for every NO_PROXY host, and for all traffic
+	// when no proxy variable is set at all.
+	if rt.proxyFunc != nil {
+		proxyURL, proxyErr := rt.proxyFunc(req.URL)
+		if proxyErr == nil && proxyURL != nil {
+			ctx = context.WithValue(ctx, outboundProxiedKey{}, true)
+		}
+	}
+
 	return rt.base.RoundTrip(req.WithContext(ctx))
 }

@@ -389,9 +416,47 @@ func (rt *outboundRoundTripper) RoundTrip(req *http.Request) (*http.Response, er
 //
 // The default posture is permissive; callers pass [WithDenyPrivateIPs]
 // or [WithDenyPublicIPs] to opt into IP-class rejection.
-func NewOutboundHttpClient(timeout time.Duration, allowList, denyList []*regexp2.Regexp, opts ...DecideOption) *http.Client {
+//
+// When enableEnvironmentProxy is true, the client routes through the proxy
+// defined by the standard HTTP_PROXY, HTTPS_PROXY, and NO_PROXY variables,
+// including any credentials embedded in those URLs. Dial pinning does not apply
+// to a hop the proxy carries, since the proxy owns DNS and egress there; a hop
+// the proxy declines, such as a NO_PROXY host, is dialed directly and stays
+// pinned. The URL allow/deny and IP-class validation runs either way. Callers
+// gate this behind their module's opt-in flag. See
+// https://github.com/gotenberg/gotenberg/issues/1592.
+func NewOutboundHttpClient(timeout time.Duration, allowList, denyList []*regexp2.Regexp, enableEnvironmentProxy bool, opts ...DecideOption) *http.Client {
 	base := http.DefaultTransport.(*http.Transport).Clone()
-	base.DialContext = secureDialContext
+
+	var proxyFunc func(*url.URL) (*url.URL, error)
+
+	if enableEnvironmentProxy {
+		// Route through the operator's proxy (standard env vars, credentials
+		// included). httpproxy.FromEnvironment reads the environment now rather
+		// than caching it process-wide like http.ProxyFromEnvironment.
+		proxyFunc = httpproxy.FromEnvironment().ProxyFunc()
+		base.Proxy = func(req *http.Request) (*url.URL, error) {
+			return proxyFunc(req.URL)
+		}
+		// Only a hop the proxy actually carries skips pinning: there the dial
+		// targets the proxy, not the destination, and the proxy owns DNS. A hop
+		// the proxy declines is dialed directly and stays pinned.
+		base.DialContext = func(ctx context.Context, network, addr string) (net.Conn, error) {
+			if proxied, _ := ctx.Value(outboundProxiedKey{}).(bool); proxied {
+				return outboundDialer.DialContext(ctx, network, addr)
+			}
+			return secureDialContext(ctx, network, addr)
+		}
+	} else {
+		// Default: ignore any proxy environment variables and pin the dial to
+		// the IPs resolved during validation, closing the DNS-rebinding
+		// window. Clearing Proxy is deliberate: the cloned default transport
+		// carries http.ProxyFromEnvironment, which combined with the pinned
+		// dialer would connect to the destination IP on the proxy's port.
+		base.Proxy = nil
+		base.DialContext = secureDialContext
+	}
+
 	return &http.Client{
 		Timeout: timeout,
 		Transport: &outboundRoundTripper{
@@ -399,10 +464,60 @@ func NewOutboundHttpClient(timeout time.Duration, allowList, denyList []*regexp2
 			allowList: allowList,
 			denyList:  denyList,
 			opts:      opts,
+			proxyFunc: proxyFunc,
 		},
 	}
 }

+// environmentProxyVariables are the variables golang.org/x/net/http/httpproxy
+// reads, in the casing precedence it applies.
+var environmentProxyVariables = []string{
+	"HTTP_PROXY", "http_proxy",
+	"HTTPS_PROXY", "https_proxy",
+	"ALL_PROXY", "all_proxy",
+}
+
+// ValidateEnvironmentProxyVariables checks that every proxy variable currently
+// set can be parsed as a proxy URL.
+//
+// httpproxy discards a parse error and falls back to a direct connection, so an
+// operator who mistypes a proxy URL would silently lose the egress path they
+// meant to enforce. Modules exposing an environment proxy flag call this from
+// their Validate so that startup fails loudly instead.
+//
+// Values are never included in the error: a proxy URL may carry credentials.
+func ValidateEnvironmentProxyVariables() error {
+	var err error
+
+	for _, name := range environmentProxyVariables {
+		if os.Getenv(name) == "" {
+			continue
+		}
+
+		if !isUsableProxyURL(os.Getenv(name)) {
+			err = errors.Join(err, fmt.Errorf("environment variable %s is not a usable proxy URL; unset it, or set it to a value like 'http://user:password@host:3128'", name))
+		}
+	}
+
+	return err
+}
+
+// isUsableProxyURL mirrors httpproxy's own parsing: a URL with a proxy scheme,
+// or anything that becomes one once a scheme is prefixed.
+func isUsableProxyURL(value string) bool {
+	proxyURL, err := url.Parse(value)
+	if err == nil {
+		switch proxyURL.Scheme {
+		case "http", "https", "socks5", "socks5h":
+			return true
+		}
+	}
+
+	// httpproxy retries bare values such as "host:3128" with a scheme.
+	_, err = url.Parse("http://" + value)
+	return err == nil
+}
+
 // secureDialContext consumes the [OutboundDecision] stashed in ctx by
 // [outboundRoundTripper]. When the decision is to bypass (allow-list
 // match), it dials directly. When the decision contains pinned IPs, it
@@ -452,3 +567,110 @@ func DialPinned(ctx context.Context, network string, addrs []netip.Addr, port st
 	}
 	return nil, lastErr
 }
+
+// DialThroughProxy opens a TCP tunnel to target (a host:port) through the
+// HTTP CONNECT proxy at proxyURL, authenticating with any credentials
+// embedded in proxyURL. dialProxy dials the proxy's own address; callers pass
+// a plain dialer. Chromium and soffice cannot authenticate to a proxy
+// themselves, so Gotenberg performs the CONNECT handshake on their behalf.
+// The returned connection carries the raw tunnel for the caller to splice
+// with the client. See https://github.com/gotenberg/gotenberg/issues/1592.
+func DialThroughProxy(ctx context.Context, proxyURL *url.URL, target string, dialProxy func(ctx context.Context, network, addr string) (net.Conn, error)) (net.Conn, error) {
+	conn, err := dialProxy(ctx, "tcp", proxyHostPort(proxyURL))
+	if err != nil {
+		return nil, fmt.Errorf("dial proxy: %w", err)
+	}
+
+	if proxyURL.Scheme == "https" {
+		tlsConn := tls.Client(conn, &tls.Config{ServerName: proxyURL.Hostname()})
+		err = tlsConn.HandshakeContext(ctx)
+		if err != nil {
+			_ = conn.Close()
+			return nil, fmt.Errorf("TLS handshake with proxy: %w", err)
+		}
+		conn = tlsConn
+	}
+
+	// Bound the CONNECT handshake by the request deadline; cleared once the
+	// tunnel is established so splicing manages its own lifetime.
+	if deadline, ok := ctx.Deadline(); ok {
+		_ = conn.SetDeadline(deadline)
+	}
+
+	connectReq := &http.Request{
+		Method: http.MethodConnect,
+		URL:    &url.URL{Opaque: target},
+		Host:   target,
+		Header: make(http.Header),
+	}
+	if user := proxyURL.User; user != nil {
+		password, _ := user.Password()
+		connectReq.Header.Set("Proxy-Authorization", proxyAuthHeader(user.Username(), password))
+	}
+
+	err = connectReq.Write(conn)
+	if err != nil {
+		_ = conn.Close()
+		return nil, fmt.Errorf("write CONNECT to proxy: %w", err)
+	}
+
+	br := bufio.NewReader(conn)
+	resp, err := http.ReadResponse(br, connectReq)
+	if err != nil {
+		_ = conn.Close()
+		return nil, fmt.Errorf("read CONNECT response from proxy: %w", err)
+	}
+	// A CONNECT response carries no body; discard defensively.
+	_ = resp.Body.Close()
+	if resp.StatusCode != http.StatusOK {
+		_ = conn.Close()
+		return nil, fmt.Errorf("proxy refused CONNECT to %q with status %d", target, resp.StatusCode)
+	}
+
+	_ = conn.SetDeadline(time.Time{})
+
+	// The reader may hold bytes the proxy sent right after the response;
+	// overlay it so those tunnel bytes are not lost when splicing.
+	return &bufferedConn{Conn: conn, r: br}, nil
+}
+
+// proxyHostPort returns proxyURL's host:port, defaulting the port from the
+// scheme when the URL omits it.
+func proxyHostPort(proxyURL *url.URL) string {
+	port := proxyURL.Port()
+	if port == "" {
+		port = "80"
+		if proxyURL.Scheme == "https" {
+			port = "443"
+		}
+	}
+	return net.JoinHostPort(proxyURL.Hostname(), port)
+}
+
+// proxyAuthHeader builds a Basic Proxy-Authorization header value.
+func proxyAuthHeader(username, password string) string {
+	return "Basic " + base64.StdEncoding.EncodeToString([]byte(username+":"+password))
+}
+
+// bufferedConn overlays a [bufio.Reader] on a [net.Conn] so that bytes
+// buffered while reading a proxy's CONNECT response are not lost when the
+// tunnel is spliced.
+type bufferedConn struct {
+	net.Conn
+	r *bufio.Reader
+}
+
+func (c *bufferedConn) Read(b []byte) (int, error) {
+	return c.r.Read(b)
+}
+
+// CloseWrite half-closes the underlying connection. Embedding [net.Conn] hides
+// the method, so a CONNECT splice over this connection could never signal EOF
+// to the upstream and both sides waited for the other until a timeout.
+func (c *bufferedConn) CloseWrite() error {
+	cw, ok := c.Conn.(interface{ CloseWrite() error })
+	if !ok {
+		return fmt.Errorf("underlying %T does not support half-close", c.Conn)
+	}
+	return cw.CloseWrite()
+}
--- a/pkg/gotenberg/outbound_envproxy_test.go
+++ b/pkg/gotenberg/outbound_envproxy_test.go
@@ -0,0 +1,155 @@
+package gotenberg
+
+import (
+	"net"
+	"net/http"
+	"net/http/httptest"
+	"net/netip"
+	"strings"
+	"testing"
+)
+
+func TestValidateEnvironmentProxyVariables(t *testing.T) {
+	for _, tc := range []struct {
+		name    string
+		env     map[string]string
+		wantErr bool
+		// wantIn is a substring the error must name, so that an operator can
+		// find the offending variable.
+		wantIn string
+	}{
+		{
+			name: "nothing set",
+			env:  map[string]string{},
+		},
+		{
+			name: "well formed URL",
+			env:  map[string]string{"HTTP_PROXY": "http://proxy.example.com:3128"},
+		},
+		{
+			name: "credentials are accepted",
+			env:  map[string]string{"HTTPS_PROXY": "http://user:password@proxy.example.com:3128"},
+		},
+		{
+			name: "bare host and port is accepted, as httpproxy prefixes a scheme",
+			env:  map[string]string{"HTTP_PROXY": "proxy.example.com:3128"},
+		},
+		{
+			name: "socks5 is accepted",
+			env:  map[string]string{"ALL_PROXY": "socks5://proxy.example.com:1080"},
+		},
+		{
+			name: "lowercase variables are checked too",
+			env:  map[string]string{"http_proxy": "http://proxy.example.com:3128"},
+		},
+		{
+			name:    "unparseable URL",
+			env:     map[string]string{"HTTP_PROXY": "http://proxy.example.com:3128/%zz"},
+			wantErr: true,
+			wantIn:  "HTTP_PROXY",
+		},
+		{
+			name:    "the failing variable is named",
+			env:     map[string]string{"HTTPS_PROXY": "://%zz"},
+			wantErr: true,
+			wantIn:  "HTTPS_PROXY",
+		},
+	} {
+		t.Run(tc.name, func(t *testing.T) {
+			for _, name := range environmentProxyVariables {
+				t.Setenv(name, "")
+			}
+			for name, value := range tc.env {
+				t.Setenv(name, value)
+			}
+
+			err := ValidateEnvironmentProxyVariables()
+			if tc.wantErr && err == nil {
+				t.Fatal("expected an error, got none")
+			}
+			if !tc.wantErr && err != nil {
+				t.Fatalf("unexpected error: %v", err)
+			}
+			if tc.wantIn != "" && !strings.Contains(err.Error(), tc.wantIn) {
+				t.Errorf("error %q does not name %q", err, tc.wantIn)
+			}
+		})
+	}
+}
+
+// TestValidateEnvironmentProxyVariables_DoesNotLeakCredentials pins that a
+// proxy URL, which may embed a password, never reaches the error text.
+func TestValidateEnvironmentProxyVariables_DoesNotLeakCredentials(t *testing.T) {
+	for _, name := range environmentProxyVariables {
+		t.Setenv(name, "")
+	}
+	t.Setenv("HTTP_PROXY", "http://admin:hunter2@proxy.example.com:3128/%zz")
+
+	err := ValidateEnvironmentProxyVariables()
+	if err == nil {
+		t.Fatal("expected an error, got none")
+	}
+	if strings.Contains(err.Error(), "hunter2") {
+		t.Errorf("error leaks the proxy password: %q", err)
+	}
+	if strings.Contains(err.Error(), "admin") {
+		t.Errorf("error leaks the proxy username: %q", err)
+	}
+}
+
+// TestNewOutboundHttpClient_EnvironmentProxyPinsDirectHops is the regression
+// test for the dial-pinning gap: with the environment proxy enabled but no
+// proxy applicable to the request, the dial must still go through the pinning
+// dialer rather than a plain one.
+//
+// The request targets a hostname that only the stub resolver knows, so a plain
+// dial would hand that unresolvable name to the OS and fail. Only a pinned dial,
+// which substitutes the address resolved during validation, can connect.
+// See https://github.com/gotenberg/gotenberg/issues/1592.
+func TestNewOutboundHttpClient_EnvironmentProxyPinsDirectHops(t *testing.T) {
+	srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, _ *http.Request) {
+		w.WriteHeader(http.StatusNoContent)
+	}))
+	defer srv.Close()
+
+	_, port, err := net.SplitHostPort(strings.TrimPrefix(srv.URL, "http://"))
+	if err != nil {
+		t.Fatalf("split server address: %v", err)
+	}
+
+	const host = "pinned-only.invalid"
+
+	// NO_PROXY covers the destination, so httpproxy declines it and the
+	// transport dials directly. That direct dial is the hop that used to lose
+	// pinning.
+	for _, name := range environmentProxyVariables {
+		t.Setenv(name, "")
+	}
+	t.Setenv("HTTP_PROXY", "http://proxy.invalid:3128")
+	t.Setenv("NO_PROXY", host)
+
+	withStubResolver(t, func(string) ([]netip.Addr, error) {
+		return []netip.Addr{netip.MustParseAddr("127.0.0.1")}, nil
+	})
+
+	client := NewOutboundHttpClient(0, nil, nil, true)
+	rt, ok := client.Transport.(*outboundRoundTripper)
+	if !ok {
+		t.Fatalf("transport is %T, want *outboundRoundTripper", client.Transport)
+	}
+	if rt.proxyFunc == nil {
+		t.Fatal("proxyFunc is nil, want the environment proxy to be resolved per request")
+	}
+
+	resp, err := client.Get("http://" + net.JoinHostPort(host, port))
+	if err != nil {
+		t.Fatalf("GET failed, so the direct hop was not pinned: %v", err)
+	}
+	defer func() {
+		_ = resp.Body.Close()
+	}()
+
+	if resp.StatusCode != http.StatusNoContent {
+		t.Errorf("status = %d, want %d", resp.StatusCode, http.StatusNoContent)
+	}
+}
--- a/pkg/gotenberg/outbound_proxy_test.go
+++ b/pkg/gotenberg/outbound_proxy_test.go
@@ -0,0 +1,153 @@
+package gotenberg
+
+import (
+	"bufio"
+	"context"
+	"encoding/base64"
+	"io"
+	"net"
+	"net/http"
+	"net/url"
+	"sync"
+	"testing"
+	"time"
+)
+
+// connectCapture records the CONNECT request a proxy stub received.
+type connectCapture struct {
+	mu     sync.Mutex
+	method string
+	host   string
+	auth   string
+}
+
+func (c *connectCapture) set(method, host, auth string) {
+	c.mu.Lock()
+	defer c.mu.Unlock()
+	c.method, c.host, c.auth = method, host, auth
+}
+
+func (c *connectCapture) get() (string, string, string) {
+	c.mu.Lock()
+	defer c.mu.Unlock()
+	return c.method, c.host, c.auth
+}
+
+// startConnectProxyStub starts a raw TCP server that behaves like an HTTP
+// CONNECT proxy: it reads the CONNECT request, records it, replies 200 with a
+// greeting appended to the same write (to exercise buffered-byte handling),
+// then echoes tunnel bytes back to the caller.
+func startConnectProxyStub(t *testing.T, capture *connectCapture) string {
+	t.Helper()
+	l, err := net.Listen("tcp", "127.0.0.1:0")
+	if err != nil {
+		t.Fatalf("listen: %v", err)
+	}
+	t.Cleanup(func() { _ = l.Close() })
+
+	go func() {
+		conn, err := l.Accept()
+		if err != nil {
+			return
+		}
+		defer func() { _ = conn.Close() }()
+
+		br := bufio.NewReader(conn)
+		req, err := http.ReadRequest(br)
+		if err != nil {
+			return
+		}
+		capture.set(req.Method, req.Host, req.Header.Get("Proxy-Authorization"))
+
+		// The greeting rides along with the response so the client's CONNECT
+		// response parser buffers it; bufferedConn must not drop it.
+		_, _ = conn.Write([]byte("HTTP/1.1 200 Connection established\r\n\r\nTUNNEL-HELLO"))
+		_, _ = io.Copy(conn, br)
+	}()
+
+	return l.Addr().String()
+}
+
+func TestDialThroughProxy(t *testing.T) {
+	capture := &connectCapture{}
+	addr := startConnectProxyStub(t, capture)
+
+	proxyURL := &url.URL{Scheme: "http", Host: addr, User: url.UserPassword("alice", "s3cr3t")}
+	ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
+	defer cancel()
+
+	conn, err := DialThroughProxy(ctx, proxyURL, "example.com:443", func(ctx context.Context, network, addr string) (net.Conn, error) {
+		var d net.Dialer
+		return d.DialContext(ctx, network, addr)
+	})
+	if err != nil {
+		t.Fatalf("DialThroughProxy: %v", err)
+	}
+	defer func() { _ = conn.Close() }()
+
+	// The greeting buffered while reading the CONNECT response must survive.
+	greeting := make([]byte, len("TUNNEL-HELLO"))
+	_, err = io.ReadFull(conn, greeting)
+	if err != nil {
+		t.Fatalf("read greeting: %v", err)
+	}
+	if string(greeting) != "TUNNEL-HELLO" {
+		t.Fatalf("greeting = %q, want TUNNEL-HELLO", greeting)
+	}
+
+	// The tunnel must round-trip bytes.
+	_, err = conn.Write([]byte("ping"))
+	if err != nil {
+		t.Fatalf("write to tunnel: %v", err)
+	}
+	echo := make([]byte, 4)
+	_, err = io.ReadFull(conn, echo)
+	if err != nil {
+		t.Fatalf("read echo: %v", err)
+	}
+	if string(echo) != "ping" {
+		t.Fatalf("echo = %q, want ping", echo)
+	}
+
+	method, host, auth := capture.get()
+	if method != http.MethodConnect {
+		t.Fatalf("proxy saw method %q, want CONNECT", method)
+	}
+	if host != "example.com:443" {
+		t.Fatalf("proxy saw target %q, want example.com:443", host)
+	}
+	wantAuth := "Basic " + base64.StdEncoding.EncodeToString([]byte("alice:s3cr3t"))
+	if auth != wantAuth {
+		t.Fatalf("proxy saw Proxy-Authorization %q, want %q", auth, wantAuth)
+	}
+}
+
+func TestDialThroughProxy_RefusedStatus(t *testing.T) {
+	l, err := net.Listen("tcp", "127.0.0.1:0")
+	if err != nil {
+		t.Fatalf("listen: %v", err)
+	}
+	t.Cleanup(func() { _ = l.Close() })
+
+	go func() {
+		conn, err := l.Accept()
+		if err != nil {
+			return
+		}
+		defer func() { _ = conn.Close() }()
+		br := bufio.NewReader(conn)
+		_, _ = http.ReadRequest(br)
+		_, _ = conn.Write([]byte("HTTP/1.1 407 Proxy Authentication Required\r\n\r\n"))
+	}()
+
+	ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
+	defer cancel()
+
+	_, err = DialThroughProxy(ctx, &url.URL{Scheme: "http", Host: l.Addr().String()}, "example.com:443", func(ctx context.Context, network, addr string) (net.Conn, error) {
+		var d net.Dialer
+		return d.DialContext(ctx, network, addr)
+	})
+	if err == nil {
+		t.Fatal("expected an error when the proxy refuses CONNECT, got nil")
+	}
+}
--- a/pkg/modules/api/api.go
+++ b/pkg/modules/api/api.go
@@ -57,12 +57,13 @@ type Api struct {
 }

 type downloadFromConfig struct {
-	allowList      []*regexp2.Regexp
-	denyList       []*regexp2.Regexp
-	denyPrivateIPs bool
-	denyPublicIPs  bool
-	maxRetry       int
-	disable        bool
+	allowList              []*regexp2.Regexp
+	denyList               []*regexp2.Regexp
+	denyPrivateIPs         bool
+	denyPublicIPs          bool
+	enableEnvironmentProxy bool
+	maxRetry               int
+	disable                bool
 }

 // Router is a module interface that adds routes to the [Api].
@@ -201,6 +202,7 @@ func (a *Api) Descriptor() gotenberg.ModuleDescriptor {
 			fs.StringSlice("api-download-from-deny-list", []string{}, "Set the denied URLs for the download from feature using regular expressions - supports multiple values")
 			fs.Bool("api-download-from-deny-private-ips", false, "Reject downloadFrom URLs whose host resolves to a non-public IP address (loopback, RFC1918, link-local, unique-local). Enable on deployments that accept untrusted downloadFrom sources to mitigate SSRF against internal services")
 			fs.Bool("api-download-from-deny-public-ips", false, "Reject downloadFrom URLs whose host resolves to a public IP address. Enable on air-gapped or data-governed deployments to prevent downloads from reaching the public internet")
+			fs.Bool("api-download-from-enable-environment-proxy", false, "Route downloadFrom fetches through the proxy defined by the standard HTTP_PROXY, HTTPS_PROXY, and NO_PROXY variables, including credentials")
 			fs.Int("api-download-from-max-retry", 4, "Set the maximum number of retries for the download from feature")
 			fs.Bool("api-disable-download-from", false, "Disable the download from feature")
 			fs.Bool("api-disable-health-check-route-telemetry", true, "Disable telemetry for health check route")
@@ -239,12 +241,13 @@ func (a *Api) Provision(ctx *gotenberg.Context) error {
 	a.rootPath = flags.MustString("api-root-path")
 	a.correlationIdHeader = flags.MustDeprecatedString("api-trace-header", "api-correlation-id-header")
 	a.downloadFromCfg = downloadFromConfig{
-		allowList:      flags.MustRegexpSlice("api-download-from-allow-list"),
-		denyList:       flags.MustRegexpSlice("api-download-from-deny-list"),
-		denyPrivateIPs: flags.MustBool("api-download-from-deny-private-ips"),
-		denyPublicIPs:  flags.MustBool("api-download-from-deny-public-ips"),
-		maxRetry:       flags.MustInt("api-download-from-max-retry"),
-		disable:        flags.MustBool("api-disable-download-from"),
+		allowList:              flags.MustRegexpSlice("api-download-from-allow-list"),
+		denyList:               flags.MustRegexpSlice("api-download-from-deny-list"),
+		denyPrivateIPs:         flags.MustBool("api-download-from-deny-private-ips"),
+		denyPublicIPs:          flags.MustBool("api-download-from-deny-public-ips"),
+		enableEnvironmentProxy: flags.MustBool("api-download-from-enable-environment-proxy"),
+		maxRetry:               flags.MustInt("api-download-from-max-retry"),
+		disable:                flags.MustBool("api-disable-download-from"),
 	}
 	a.disableHealthCheckRouteTelemetry = flags.MustDeprecatedBool("api-disable-health-check-logging", "api-disable-health-check-route-telemetry")
 	a.disableRootRouteTelemetry = flags.MustBool("api-disable-root-route-telemetry")
@@ -377,6 +380,13 @@ func (a *Api) Validate() error {
 		err = errors.Join(err, errors.New("IP must be a valid IP address"))
 	}

+	if a.downloadFromCfg.enableEnvironmentProxy {
+		proxyErr := gotenberg.ValidateEnvironmentProxyVariables()
+		if proxyErr != nil {
+			err = errors.Join(err, fmt.Errorf("--api-download-from-enable-environment-proxy is set: %w", proxyErr))
+		}
+	}
+
 	if (a.tlsCertFile != "" && a.tlsKeyFile == "") || (a.tlsCertFile == "" && a.tlsKeyFile != "") {
 		err = errors.Join(err,
 			errors.New("both TLS certificate and key files must be set"),
--- a/pkg/modules/api/context.go
+++ b/pkg/modules/api/context.go
@@ -281,7 +281,7 @@ func newContext(echoCtx echo.Context, logger *slog.Logger, fs *gotenberg.FileSys
 				}

 				client := &retryablehttp.Client{
-					HTTPClient:   gotenberg.NewOutboundHttpClient(time.Until(deadline), downloadFromCfg.allowList, downloadFromCfg.denyList, ipOpts...),
+					HTTPClient:   gotenberg.NewOutboundHttpClient(time.Until(deadline), downloadFromCfg.allowList, downloadFromCfg.denyList, downloadFromCfg.enableEnvironmentProxy, ipOpts...),
 					RetryMax:     downloadFromCfg.maxRetry,
 					RetryWaitMin: time.Duration(1) * time.Second,
 					RetryWaitMax: time.Until(deadline),
--- a/pkg/modules/api/middlewares.go
+++ b/pkg/modules/api/middlewares.go
@@ -7,7 +7,6 @@ import (
 	"fmt"
 	"log/slog"
 	"net/http"
-	"path/filepath"
 	"strings"
 	"time"

@@ -150,9 +149,16 @@ func outputFilenameMiddleware() echo.MiddlewareFunc {
 	return func(next echo.HandlerFunc) echo.HandlerFunc {
 		return func(c echo.Context) error {
 			filename := c.Request().Header.Get("Gotenberg-Output-Filename")
+			// Keep only the last path segment, so that a caller cannot name an
+			// output file after a path.
 			// See https://github.com/gotenberg/gotenberg/issues/1227.
+			//
+			// [filepath.Base] alone is not enough: on Linux it does not treat a
+			// backslash as a separator, and this value reaches archive entry
+			// names. Use the same sanitizer as the other caller-supplied
+			// filenames.
 			if filename != "" {
-				filename = filepath.Base(filename)
+				filename = sanitizeFilename(filename)
 			}
 			c.Set("outputFilename", filename)
 			// Call the next middleware in the chain.
--- a/pkg/modules/api/middlewares_test.go
+++ b/pkg/modules/api/middlewares_test.go
@@ -10,6 +10,53 @@ import (
 	"github.com/labstack/echo/v4"
 )

+// TestOutputFilenameMiddleware pins the sanitizing of the
+// "Gotenberg-Output-Filename" header. The value reaches archive entry names and
+// a Content-Disposition header, so a path separator must never survive it.
+// See https://github.com/gotenberg/gotenberg/issues/1227 and
+// GHSA-hwc4-gmrw-5222.
+func TestOutputFilenameMiddleware(t *testing.T) {
+	for _, tc := range []struct {
+		name   string
+		header string
+		want   string
+	}{
+		{"no header", "", ""},
+		{"plain filename", "foo", "foo"},
+		{"POSIX path", "/tmp/foo", "foo"},
+		{"POSIX traversal", "../../../etc/passwd", "passwd"},
+		{"Windows traversal", `..\..\..\..\Windows\System32\evil`, "evil"},
+		{"rooted Windows path", `C:\Windows\Temp\evil`, "evil"},
+		{"mixed separators", `a/b\c`, "c"},
+		{"trailing separator", "/tmp/", ""},
+		{"bare dot dot", "..", ".."},
+		{"control characters", "fo\x01o\x7f", "foo"},
+	} {
+		t.Run(tc.name, func(t *testing.T) {
+			handler := outputFilenameMiddleware()(func(c echo.Context) error { return nil })
+
+			req := httptest.NewRequest(http.MethodPost, "/", nil)
+			if tc.header != "" {
+				req.Header.Set("Gotenberg-Output-Filename", tc.header)
+			}
+			c := echo.New().NewContext(req, httptest.NewRecorder())
+
+			err := handler(c)
+			if err != nil {
+				t.Fatalf("unexpected error: %v", err)
+			}
+
+			got, ok := c.Get("outputFilename").(string)
+			if !ok {
+				t.Fatal("outputFilename is not set as a string")
+			}
+			if got != tc.want {
+				t.Errorf("outputFilename = %q, want %q", got, tc.want)
+			}
+		})
+	}
+}
+
 func TestHardTimeoutMiddleware_MissingLoggerReturnsErrorInsteadOfPanicking(t *testing.T) {
 	mw := hardTimeoutMiddleware(100 * time.Millisecond)
 	handler := mw(func(c echo.Context) error { return nil })
--- a/pkg/modules/chromium/browser.go
+++ b/pkg/modules/chromium/browser.go
@@ -38,6 +38,7 @@ type browserArguments struct {
 	allowFileAccessFromFiles bool
 	hostResolverRules        string
 	proxyServer              string
+	enableEnvironmentProxy   bool
 	wsUrlReadTimeout         time.Duration
 	hyphenDataDirPath        string

@@ -58,6 +59,14 @@ type chromiumBrowser struct {
 	userProfileDirPath string
 	ctxMu              sync.RWMutex
 	isStarted          atomic.Bool
+	// startMu serializes Start calls. The supervisor's runWithDeadline
+	// abandons a Start goroutine when the request deadline expires while
+	// Chromium's startup handshake is still hanging; the abandoned goroutine
+	// keeps running, holding the resources it acquired (the pinning proxy).
+	// Serializing here prevents a second, overlapping Start from colliding
+	// with the in-flight one on the shared pinning proxy.
+	// See https://github.com/gotenberg/gotenberg/issues/1599.
+	startMu sync.Mutex

 	arguments    browserArguments
 	fs           *gotenberg.FileSystem
@@ -69,7 +78,7 @@ func newChromiumBrowser(arguments browserArguments) browser {
 		initialCtx:   context.Background(),
 		arguments:    arguments,
 		fs:           gotenberg.NewFileSystem(new(gotenberg.OsMkdirAll)),
-		pinningProxy: newPinningProxy(arguments.allowList, arguments.denyList, arguments.denyPrivateIPs, arguments.denyPublicIPs),
+		pinningProxy: newPinningProxy(arguments.allowList, arguments.denyList, arguments.denyPrivateIPs, arguments.denyPublicIPs, arguments.enableEnvironmentProxy),
 	}
 	b.isStarted.Store(false)

@@ -77,6 +86,19 @@ func newChromiumBrowser(arguments browserArguments) browser {
 }

 func (b *chromiumBrowser) Start(logger *slog.Logger) error {
+	// Refuse to run while a previous Start is still in flight. That previous
+	// Start may be a goroutine the supervisor abandoned after the request
+	// deadline expired while the Chromium startup handshake was hanging; it
+	// still holds the pinning proxy it started. An abandoned goroutine keeps
+	// holding startMu until it unwinds (bounded by --chromium-start-timeout),
+	// so no overlapping Start can collide with it on the shared pinning proxy
+	// and latch Chromium into a permanent "pinning proxy already started"
+	// state. See https://github.com/gotenberg/gotenberg/issues/1599.
+	if !b.startMu.TryLock() {
+		return errors.New("browser start already in progress")
+	}
+	defer b.startMu.Unlock()
+
 	if b.isStarted.Load() {
 		return errors.New("browser is already started")
 	}
--- a/pkg/modules/chromium/browser_test.go
+++ b/pkg/modules/chromium/browser_test.go
@@ -0,0 +1,39 @@
+package chromium
+
+import (
+	"context"
+	"log/slog"
+	"strings"
+	"testing"
+)
+
+// TestChromiumBrowser_Start_rejectsOverlappingStart guards against the latch
+// reported in https://github.com/gotenberg/gotenberg/issues/1599. When the
+// supervisor abandons a Start goroutine on request-deadline expiry, that
+// goroutine keeps running and holds startMu (and the pinning proxy it started)
+// until it unwinds. A second Start must be refused rather than proceeding to
+// start the pinning proxy a second time.
+func TestChromiumBrowser_Start_rejectsOverlappingStart(t *testing.T) {
+	b := &chromiumBrowser{initialCtx: context.Background()}
+
+	// Simulate a Start still in flight.
+	b.startMu.Lock()
+	defer b.startMu.Unlock()
+
+	err := b.Start(slog.New(slog.DiscardHandler))
+	if err == nil {
+		t.Fatal("expected an error when a start is already in progress, got nil")
+	}
+	if !strings.Contains(err.Error(), "already in progress") {
+		t.Fatalf("expected an 'already in progress' error, got %q", err)
+	}
+
+	// The guard must return before touching any startup resource, so no user
+	// profile directory is created and the browser stays not started.
+	if b.userProfileDirPath != "" {
+		t.Fatalf("expected no user profile directory to be created, got %q", b.userProfileDirPath)
+	}
+	if b.isStarted.Load() {
+		t.Fatal("expected the browser to stay not started")
+	}
+}
--- a/pkg/modules/chromium/chromium.go
+++ b/pkg/modules/chromium/chromium.go
@@ -300,7 +300,8 @@ type PdfOptions struct {
 	PreferCssPageSize bool

 	// GenerateDocumentOutline defines whether the document outline should be
-	// embedded into the PDF.
+	// embedded into the PDF. Chromium derives the outline from the tagged-PDF
+	// structure tree, so enabling this implies GenerateTaggedPdf.
 	GenerateDocumentOutline bool

 	// GenerateTaggedPdf defines whether to generate tagged (accessible)
@@ -459,6 +460,7 @@ func (mod *Chromium) Descriptor() gotenberg.ModuleDescriptor {
 			fs.Bool("chromium-allow-file-access-from-files", false, "Allow file:// URIs to read other file:// URIs")
 			fs.String("chromium-host-resolver-rules", "", "Set custom mappings to the host resolver")
 			fs.String("chromium-proxy-server", "", "Set the outbound proxy server; this switch only affects HTTP and HTTPS requests")
+			fs.Bool("chromium-enable-environment-proxy", false, "Route Chromium's outbound requests through the proxy defined by the standard HTTP_PROXY, HTTPS_PROXY, and NO_PROXY variables, including credentials. Use this instead of --chromium-proxy-server for authenticated proxies, and leave --chromium-proxy-server and --chromium-host-resolver-rules unset")
 			fs.StringSlice("chromium-allow-list", []string{}, "Set the allowed URLs for Chromium using regular expressions - supports multiple values")
 			fs.StringSlice("chromium-deny-list", []string{`^file:(?!//\/tmp/).*`}, "Set the denied URLs for Chromium using regular expressions - supports multiple values")
 			fs.Bool("chromium-deny-private-ips", false, "Reject URLs whose host resolves to a non-public IP address (loopback, RFC1918, link-local, unique-local). Enable on deployments that accept untrusted form input to mitigate SSRF against internal services")
@@ -506,6 +508,7 @@ func (mod *Chromium) Provision(ctx *gotenberg.Context) error {
 		allowFileAccessFromFiles: flags.MustBool("chromium-allow-file-access-from-files"),
 		hostResolverRules:        flags.MustString("chromium-host-resolver-rules"),
 		proxyServer:              flags.MustString("chromium-proxy-server"),
+		enableEnvironmentProxy:   flags.MustBool("chromium-enable-environment-proxy"),
 		wsUrlReadTimeout:         flags.MustDuration("chromium-start-timeout"),
 		hyphenDataDirPath:        hyphenDataDirPath,

@@ -666,6 +669,13 @@ func (mod *Chromium) Validate() error {
 		return fmt.Errorf("chromium-max-concurrency must be between 1 and 6, got %d", mod.maxConcurrency)
 	}

+	if mod.args.enableEnvironmentProxy {
+		proxyErr := gotenberg.ValidateEnvironmentProxyVariables()
+		if proxyErr != nil {
+			return fmt.Errorf("--chromium-enable-environment-proxy is set: %w", proxyErr)
+		}
+	}
+
 	_, err := os.Stat(mod.args.binPath)
 	if os.IsNotExist(err) {
 		return fmt.Errorf("Chromium binary does not exist at %q; check the CHROMIUM_BIN_PATH environment variable: %w", mod.args.binPath, err)
--- a/pkg/modules/chromium/events.go
+++ b/pkg/modules/chromium/events.go
@@ -10,6 +10,7 @@ import (
 	"slices"
 	"strings"
 	"sync"
+	"time"

 	"github.com/chromedp/cdproto/cdp"
 	"github.com/chromedp/cdproto/fetch"
@@ -62,6 +63,11 @@ func listenForEventRequestPaused(ctx context.Context, logger *slog.Logger, optio
 		logger.DebugContext(ctx, fmt.Sprintf("extra HTTP headers: %+v", options.extraHttpHeaders))
 	}

+	// Shared by every scope match of this conversion, across all paused
+	// requests. Its lifetime is the conversion, as this function is called once
+	// per conversion with that conversion's context.
+	budget := newScopeMatchBudget(scopeMatchBudgetPerConversion)
+
 	chromedp.ListenTarget(ctx, func(ev any) {
 		if e, ok := ev.(*fetch.EventRequestPaused); ok {
 			go func() {
@@ -127,6 +133,14 @@ func listenForEventRequestPaused(ctx context.Context, logger *slog.Logger, optio
 					// First, we have to check if at least one header has to be
 					// set for the current request.
 					for _, header := range options.extraHttpHeaders {
+						// This goroutine outlives the response: nothing cancels an
+						// in-flight match, so stop as soon as the conversion is over.
+						select {
+						case <-ctx.Done():
+							return
+						default:
+						}
+
 						if header.Scope == nil {
 							// Non-scoped header.
 							logger.DebugContext(ctx, fmt.Sprintf("extra HTTP header '%s' will be set for request URL '%s'", header.Name, e.Request.URL))
@@ -134,7 +148,18 @@ func listenForEventRequestPaused(ctx context.Context, logger *slog.Logger, optio
 							continue
 						}

+						if !budget.tryAcquire() {
+							// Treat the remaining scoped headers as non-matching rather
+							// than spending more CPU on a request the client may already
+							// have given up on.
+							logger.WarnContext(ctx, fmt.Sprintf("scope matching budget of %s exhausted, extra HTTP header '%s' and any subsequent scoped header will not be set; simplify the 'scope' patterns or reduce the number of scoped headers", scopeMatchBudgetPerConversion, header.Name))
+							break
+						}
+
+						matchStart := time.Now()
 						ok, err := header.Scope.MatchString(e.Request.URL)
+						budget.consume(time.Since(matchStart))
+
 						switch {
 						case err != nil:
 							logger.ErrorContext(ctx, fmt.Sprintf("fail to match extra HTTP header '%s' scope with URL '%s': %s", header.Name, e.Request.URL, err))
--- a/pkg/modules/chromium/pinning_proxy.go
+++ b/pkg/modules/chromium/pinning_proxy.go
@@ -9,10 +9,12 @@ import (
 	"net"
 	"net/http"
 	"net/netip"
+	"net/url"
 	"sync"
 	"time"

 	"github.com/dlclark/regexp2"
+	"golang.org/x/net/http/httpproxy"

 	"github.com/gotenberg/gotenberg/v8/pkg/gotenberg"
 )
@@ -43,6 +45,14 @@ type pinningProxy struct {
 	// allow-list opt-in). Tests may override it.
 	dialBypass func(ctx context.Context, network, addr string) (net.Conn, error)

+	// upstreamProxy resolves the upstream (corporate) proxy for a
+	// destination URL from the standard proxy environment variables, or
+	// returns a nil URL to connect directly. It is nil unless the operator
+	// opted into proxy-environment honoring. When set, the pinning proxy
+	// performs the authenticated proxy handshake that Chromium cannot. See
+	// https://github.com/gotenberg/gotenberg/issues/1592.
+	upstreamProxy func(*url.URL) (*url.URL, error)
+
 	listener net.Listener
 	server   *http.Server
 	wg       sync.WaitGroup
@@ -57,8 +67,8 @@ type pinningProxy struct {
 // [gotenberg.DecideOutbound] on every request the proxy sees, so
 // Chromium inherits whatever posture the operator selected. The
 // returned proxy is not yet listening; call Start.
-func newPinningProxy(allowList, denyList []*regexp2.Regexp, denyPrivateIPs, denyPublicIPs bool) *pinningProxy {
-	return &pinningProxy{
+func newPinningProxy(allowList, denyList []*regexp2.Regexp, denyPrivateIPs, denyPublicIPs, enableEnvironmentProxy bool) *pinningProxy {
+	p := &pinningProxy{
 		allowList: allowList,
 		denyList:  denyList,
 		decide: func(ctx context.Context, rawURL string, allow, deny []*regexp2.Regexp, deadline time.Time) (gotenberg.OutboundDecision, error) {
@@ -73,6 +83,14 @@ func newPinningProxy(allowList, denyList []*regexp2.Regexp, denyPrivateIPs, deny
 			return dialer.DialContext(ctx, network, addr)
 		},
 	}
+
+	if enableEnvironmentProxy {
+		// Honor the standard proxy environment variables, credentials
+		// included. httpproxy reads the environment now and applies NO_PROXY.
+		p.upstreamProxy = httpproxy.FromEnvironment().ProxyFunc()
+	}
+
+	return p
 }

 // Start binds the proxy to 127.0.0.1 on an ephemeral port and serves in a
@@ -188,8 +206,24 @@ func (p *pinningProxy) handleConnect(w http.ResponseWriter, req *http.Request) {
 		return
 	}

+	// When the operator routes egress through an authenticated proxy,
+	// Chromium cannot supply the credentials itself, so the pinning proxy
+	// performs the CONNECT (and authentication) upstream. The decision above
+	// still gated the destination through the allow/deny and IP-class rules.
+	var proxyURL *url.URL
+	if p.upstreamProxy != nil {
+		proxyURL, err = p.upstreamProxy(&url.URL{Scheme: "https", Host: req.Host})
+		if err != nil {
+			p.logger.WarnContext(req.Context(), fmt.Sprintf("resolve upstream proxy for '%s': %s", req.Host, err))
+			http.Error(w, "upstream proxy error", http.StatusBadGateway)
+			return
+		}
+	}
+
 	var upstream net.Conn
 	switch {
+	case proxyURL != nil:
+		upstream, err = p.dialThroughUpstreamProxy(req.Context(), proxyURL, req.Host)
 	case decision.Bypass:
 		upstream, err = p.dialBypass(req.Context(), "tcp", req.Host)
 	case len(decision.Pinned) > 0:
@@ -275,17 +309,35 @@ func (p *pinningProxy) handleForward(w http.ResponseWriter, req *http.Request) {
 		return
 	}

+	var proxyURL *url.URL
+	if p.upstreamProxy != nil {
+		proxyURL, err = p.upstreamProxy(req.URL)
+		if err != nil {
+			p.logger.WarnContext(req.Context(), fmt.Sprintf("resolve upstream proxy for '%s': %s", req.URL.Redacted(), err))
+			http.Error(w, "upstream proxy error", http.StatusBadGateway)
+			return
+		}
+	}
+
 	outReq := req.Clone(req.Context())
 	outReq.RequestURI = ""
 	stripHopByHopHeaders(outReq.Header)

+	// Build a fresh transport per request. The decision contains the pinned
+	// IPs to dial; reusing a transport across requests would leak the
+	// decision's closure across unrelated targets.
 	transport := &http.Transport{
-		// Build a fresh transport per request. The decision contains the
-		// pinned IPs to dial; reusing a transport across requests would
-		// leak the decision's closure across unrelated targets.
 		DisableKeepAlives: true,
-		Proxy:             nil,
-		DialContext: func(ctx context.Context, network, addr string) (net.Conn, error) {
+	}
+	if proxyURL != nil {
+		// The upstream proxy owns DNS and egress; Go adds Proxy-Authorization
+		// from the URL's credentials. The decision above already gated the
+		// destination, and dialBypass dials the proxy host directly.
+		transport.Proxy = http.ProxyURL(proxyURL)
+		transport.DialContext = p.dialBypass
+	} else {
+		transport.Proxy = nil
+		transport.DialContext = func(ctx context.Context, network, addr string) (net.Conn, error) {
 			_, port, splitErr := net.SplitHostPort(addr)
 			if splitErr != nil {
 				return nil, fmt.Errorf("split forward addr %q: %w", addr, splitErr)
@@ -298,7 +350,7 @@ func (p *pinningProxy) handleForward(w http.ResponseWriter, req *http.Request) {
 			default:
 				return nil, errors.New("no pinned addresses and not bypassed")
 			}
-		},
+		}
 	}
 	defer transport.CloseIdleConnections()

@@ -364,3 +416,11 @@ func isClientCancellation(ctx context.Context, err error) bool {
 	}
 	return ctx.Err() != nil
 }
+
+// dialThroughUpstreamProxy tunnels to target through the upstream proxy,
+// letting [gotenberg.DialThroughProxy] perform the authenticated CONNECT that
+// Chromium cannot. dialBypass dials the proxy itself and is overridable in
+// tests. See https://github.com/gotenberg/gotenberg/issues/1592.
+func (p *pinningProxy) dialThroughUpstreamProxy(ctx context.Context, proxyURL *url.URL, target string) (net.Conn, error) {
+	return gotenberg.DialThroughProxy(ctx, proxyURL, target, p.dialBypass)
+}
--- a/pkg/modules/chromium/pinning_proxy_test.go
+++ b/pkg/modules/chromium/pinning_proxy_test.go
@@ -112,7 +112,7 @@ func TestPinningProxy_Forward_Pinned_Success(t *testing.T) {
 	upstreamURL := mustParseURL(t, upstream.URL)

 	var decideCalls atomic.Int32
-	p := newPinningProxy(nil, nil, false, false)
+	p := newPinningProxy(nil, nil, false, false, false)
 	p.decide = func(_ context.Context, _ string, _, _ []*regexp2.Regexp, _ time.Time) (gotenberg.OutboundDecision, error) {
 		decideCalls.Add(1)
 		return gotenberg.OutboundDecision{Pinned: []netip.Addr{netip.MustParseAddr("127.0.0.1")}}, nil
@@ -151,7 +151,7 @@ func TestPinningProxy_Forward_Pinned_Success(t *testing.T) {
 }

 func TestPinningProxy_Forward_BlockedByDecide(t *testing.T) {
-	p := newPinningProxy(nil, nil, false, false)
+	p := newPinningProxy(nil, nil, false, false, false)
 	p.decide = func(_ context.Context, _ string, _, _ []*regexp2.Regexp, _ time.Time) (gotenberg.OutboundDecision, error) {
 		return gotenberg.OutboundDecision{}, fmt.Errorf("nope: %w", gotenberg.ErrFiltered)
 	}
@@ -187,7 +187,7 @@ func TestPinningProxy_Forward_Bypass(t *testing.T) {
 	upstreamURL := mustParseURL(t, upstream.URL)

 	var bypassCalls atomic.Int32
-	p := newPinningProxy(nil, nil, false, false)
+	p := newPinningProxy(nil, nil, false, false, false)
 	p.decide = func(_ context.Context, _ string, _, _ []*regexp2.Regexp, _ time.Time) (gotenberg.OutboundDecision, error) {
 		return gotenberg.OutboundDecision{Bypass: true}, nil
 	}
@@ -236,7 +236,7 @@ func TestPinningProxy_Forward_StripsHopByHopHeaders(t *testing.T) {
 	t.Cleanup(upstream.Close)
 	upstreamURL := mustParseURL(t, upstream.URL)

-	p := newPinningProxy(nil, nil, false, false)
+	p := newPinningProxy(nil, nil, false, false, false)
 	p.decide = func(_ context.Context, _ string, _, _ []*regexp2.Regexp, _ time.Time) (gotenberg.OutboundDecision, error) {
 		return gotenberg.OutboundDecision{Pinned: []netip.Addr{netip.MustParseAddr("127.0.0.1")}}, nil
 	}
@@ -276,7 +276,7 @@ func TestPinningProxy_Forward_StripsHopByHopHeaders(t *testing.T) {
 }

 func TestPinningProxy_Forward_RejectsNonAbsoluteURL(t *testing.T) {
-	p := newPinningProxy(nil, nil, false, false)
+	p := newPinningProxy(nil, nil, false, false, false)
 	p.decide = func(_ context.Context, _ string, _, _ []*regexp2.Regexp, _ time.Time) (gotenberg.OutboundDecision, error) {
 		t.Fatal("decide must not be called for malformed proxy request")
 		return gotenberg.OutboundDecision{}, nil
@@ -316,7 +316,7 @@ func TestPinningProxy_CONNECT_Pinned_Success(t *testing.T) {
 	t.Cleanup(stop)

 	var decideCalls atomic.Int32
-	p := newPinningProxy(nil, nil, false, false)
+	p := newPinningProxy(nil, nil, false, false, false)
 	p.decide = func(_ context.Context, _ string, _, _ []*regexp2.Regexp, _ time.Time) (gotenberg.OutboundDecision, error) {
 		decideCalls.Add(1)
 		return gotenberg.OutboundDecision{Pinned: []netip.Addr{netip.MustParseAddr("127.0.0.1")}}, nil
@@ -386,7 +386,7 @@ func TestPinningProxy_CONNECT_Pinned_Success(t *testing.T) {
 }

 func TestPinningProxy_CONNECT_BlockedByDecide(t *testing.T) {
-	p := newPinningProxy(nil, nil, false, false)
+	p := newPinningProxy(nil, nil, false, false, false)
 	p.decide = func(_ context.Context, _ string, _, _ []*regexp2.Regexp, _ time.Time) (gotenberg.OutboundDecision, error) {
 		return gotenberg.OutboundDecision{}, fmt.Errorf("nope: %w", gotenberg.ErrFiltered)
 	}
@@ -445,7 +445,7 @@ func TestPinningProxy_DNSRebind_SingleResolution(t *testing.T) {
 		return gotenberg.OutboundDecision{}, fmt.Errorf("rebind lookup: %w", gotenberg.ErrFiltered)
 	}

-	p := newPinningProxy(nil, nil, false, false)
+	p := newPinningProxy(nil, nil, false, false, false)
 	p.decide = stubDecide
 	p.dialPinned = func(_ context.Context, network string, addrs []netip.Addr, _ string) (net.Conn, error) {
 		if len(addrs) != 1 || addrs[0].String() != "93.184.216.34" {
@@ -488,7 +488,7 @@ func TestPinningProxy_DNSRebind_SingleResolution(t *testing.T) {
 // [TestPinningProxy_CONNECT_BlockedByDecide].
 func TestPinningProxy_CONNECT_ClientCancellation_LoggedAtDebug(t *testing.T) {
 	rec := &recordingHandler{}
-	p := newPinningProxy(nil, nil, false, false)
+	p := newPinningProxy(nil, nil, false, false, false)
 	p.decide = func(_ context.Context, _ string, _, _ []*regexp2.Regexp, _ time.Time) (gotenberg.OutboundDecision, error) {
 		// Mimic the wrap chain produced by outbound.resolveHost when the
 		// DNS lookup is canceled mid-flight by Chromium hanging up.
@@ -547,7 +547,7 @@ func TestPinningProxy_CONNECT_ClientCancellation_LoggedAtDebug(t *testing.T) {
 // HTTP forward requests aborted by the client must also log at debug.
 func TestPinningProxy_Forward_ClientCancellation_LoggedAtDebug(t *testing.T) {
 	rec := &recordingHandler{}
-	p := newPinningProxy(nil, nil, false, false)
+	p := newPinningProxy(nil, nil, false, false, false)
 	p.decide = func(_ context.Context, _ string, _, _ []*regexp2.Regexp, _ time.Time) (gotenberg.OutboundDecision, error) {
 		return gotenberg.OutboundDecision{}, fmt.Errorf("validate host: %w", context.DeadlineExceeded)
 	}
@@ -596,7 +596,7 @@ func TestPinningProxy_Forward_ClientCancellation_LoggedAtDebug(t *testing.T) {
 // still surface at warn level so operators see real refusals.
 func TestPinningProxy_PolicyDenial_LoggedAtWarn(t *testing.T) {
 	rec := &recordingHandler{}
-	p := newPinningProxy(nil, nil, false, false)
+	p := newPinningProxy(nil, nil, false, false, false)
 	p.decide = func(_ context.Context, _ string, _, _ []*regexp2.Regexp, _ time.Time) (gotenberg.OutboundDecision, error) {
 		return gotenberg.OutboundDecision{}, fmt.Errorf("denied: %w", gotenberg.ErrFiltered)
 	}
@@ -652,7 +652,7 @@ func TestPinningProxy_PolicyDenial_LoggedAtWarn(t *testing.T) {
 // [TestPinningProxy_CONNECT_DialFailure_LoggedAtWarn].
 func TestPinningProxy_CONNECT_DialCancellation_LoggedAtDebug(t *testing.T) {
 	rec := &recordingHandler{}
-	p := newPinningProxy(nil, nil, false, false)
+	p := newPinningProxy(nil, nil, false, false, false)
 	p.decide = func(_ context.Context, _ string, _, _ []*regexp2.Regexp, _ time.Time) (gotenberg.OutboundDecision, error) {
 		return gotenberg.OutboundDecision{Pinned: []netip.Addr{netip.MustParseAddr("127.0.0.1")}}, nil
 	}
@@ -713,7 +713,7 @@ func TestPinningProxy_CONNECT_DialCancellation_LoggedAtDebug(t *testing.T) {
 // must still warn so operators see real problems.
 func TestPinningProxy_CONNECT_DialFailure_LoggedAtWarn(t *testing.T) {
 	rec := &recordingHandler{}
-	p := newPinningProxy(nil, nil, false, false)
+	p := newPinningProxy(nil, nil, false, false, false)
 	p.decide = func(_ context.Context, _ string, _, _ []*regexp2.Regexp, _ time.Time) (gotenberg.OutboundDecision, error) {
 		return gotenberg.OutboundDecision{Pinned: []netip.Addr{netip.MustParseAddr("127.0.0.1")}}, nil
 	}
@@ -770,7 +770,7 @@ func TestPinningProxy_CONNECT_DialFailure_LoggedAtWarn(t *testing.T) {
 // logs at debug, not warn. Genuine RoundTrip failures still warn.
 func TestPinningProxy_Forward_RoundTripCancellation_LoggedAtDebug(t *testing.T) {
 	rec := &recordingHandler{}
-	p := newPinningProxy(nil, nil, false, false)
+	p := newPinningProxy(nil, nil, false, false, false)
 	p.decide = func(_ context.Context, _ string, _, _ []*regexp2.Regexp, _ time.Time) (gotenberg.OutboundDecision, error) {
 		return gotenberg.OutboundDecision{Pinned: []netip.Addr{netip.MustParseAddr("127.0.0.1")}}, nil
 	}
@@ -868,7 +868,7 @@ func TestIsClientCancellation(t *testing.T) {
 }

 func TestPinningProxy_StartTwice(t *testing.T) {
-	p := newPinningProxy(nil, nil, false, false)
+	p := newPinningProxy(nil, nil, false, false, false)
 	err := p.Start(testLogger())
 	if err != nil {
 		t.Fatalf("first Start: %v", err)
@@ -882,7 +882,7 @@ func TestPinningProxy_StartTwice(t *testing.T) {
 }

 func TestPinningProxy_StopIdempotent(t *testing.T) {
-	p := newPinningProxy(nil, nil, false, false)
+	p := newPinningProxy(nil, nil, false, false, false)
 	// Stop on a never-started proxy is a no-op.
 	if err := p.Stop(testLogger()); err != nil {
 		t.Fatalf("Stop on never-started proxy: %v", err)
--- a/pkg/modules/chromium/pinning_proxy_upstream_test.go
+++ b/pkg/modules/chromium/pinning_proxy_upstream_test.go
@@ -0,0 +1,76 @@
+package chromium
+
+import (
+	"context"
+	"encoding/base64"
+	"fmt"
+	"io"
+	"net"
+	"net/http"
+	"net/http/httptest"
+	"net/netip"
+	"net/url"
+	"sync/atomic"
+	"testing"
+	"time"
+
+	"github.com/dlclark/regexp2"
+
+	"github.com/gotenberg/gotenberg/v8/pkg/gotenberg"
+)
+
+// TestPinningProxy_Forward_ThroughUpstreamProxy verifies that when the
+// operator opts into proxy-environment honoring, a plain HTTP request is
+// forwarded through the upstream (corporate) proxy with the credentials
+// Chromium cannot supply. See https://github.com/gotenberg/gotenberg/issues/1592.
+func TestPinningProxy_Forward_ThroughUpstreamProxy(t *testing.T) {
+	var gotAuth atomic.Value
+	gotAuth.Store("")
+
+	// Stand-in for the corporate proxy: an HTTP server that receives the
+	// forwarded request and records the injected Proxy-Authorization.
+	upstream := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		gotAuth.Store(r.Header.Get("Proxy-Authorization"))
+		_, _ = fmt.Fprint(w, "via-corporate-proxy")
+	}))
+	t.Cleanup(upstream.Close)
+
+	upstreamURL := mustParseURL(t, upstream.URL)
+	upstreamURL.User = url.UserPassword("bob", "pw")
+
+	p := newPinningProxy(nil, nil, false, false, true)
+	// Force every destination through our stub upstream proxy.
+	p.upstreamProxy = func(_ *url.URL) (*url.URL, error) { return upstreamURL, nil }
+	p.decide = func(_ context.Context, _ string, _, _ []*regexp2.Regexp, _ time.Time) (gotenberg.OutboundDecision, error) {
+		return gotenberg.OutboundDecision{Pinned: []netip.Addr{netip.MustParseAddr("127.0.0.1")}}, nil
+	}
+	p.dialPinned = func(_ context.Context, _ string, _ []netip.Addr, _ string) (net.Conn, error) {
+		t.Fatal("dialPinned must not be called when routing through an upstream proxy")
+		return nil, nil
+	}
+	proxyURL := newProxyForTest(t, p)
+
+	client := &http.Client{
+		Transport: &http.Transport{Proxy: http.ProxyURL(mustParseURL(t, proxyURL))},
+		Timeout:   5 * time.Second,
+	}
+
+	resp, err := client.Get("http://example.com/")
+	if err != nil {
+		t.Fatalf("GET via proxy: %v", err)
+	}
+	defer func() { _ = resp.Body.Close() }()
+
+	body, err := io.ReadAll(resp.Body)
+	if err != nil {
+		t.Fatalf("read body: %v", err)
+	}
+	if string(body) != "via-corporate-proxy" {
+		t.Fatalf("body = %q, want via-corporate-proxy", body)
+	}
+
+	wantAuth := "Basic " + base64.StdEncoding.EncodeToString([]byte("bob:pw"))
+	if got := gotAuth.Load().(string); got != wantAuth {
+		t.Fatalf("upstream proxy saw Proxy-Authorization %q, want %q", got, wantAuth)
+	}
+}
--- a/pkg/modules/chromium/routes.go
+++ b/pkg/modules/chromium/routes.go
@@ -24,6 +24,20 @@ import (
 	"github.com/gotenberg/gotenberg/v8/pkg/modules/pdfengines"
 )

+// Bounds on the scoped extra HTTP headers feature. Chromium matches every
+// scoped header against every paused sub-resource request, so the total
+// matching work is the product of the header count and the sub-resource count.
+// These caps bound the factors the client controls; [scopeMatchBudget] bounds
+// the product. See https://github.com/gotenberg/gotenberg/issues/1588.
+const (
+	maxExtraHttpHeaders           = 64
+	maxExtraHttpHeaderScopeLength = 1024
+
+	// A scope pattern matches against a URL, which takes microseconds for any
+	// reasonable pattern.
+	extraHttpHeaderScopeMatchTimeout = 250 * time.Millisecond
+)
+
 var sameSiteRegexp = regexp2.MustCompile(
 	`("sameSite"\s*:\s*")(?i:(lax|strict|none))(")`,
 	regexp2.None,
@@ -169,6 +183,10 @@ func FormDataChromiumOptions(ctx *api.Context) (*api.FormData, Options) {
 				return fmt.Errorf("unmarshal extraHttpHeaders: %w", err)
 			}

+			if len(headers) > maxExtraHttpHeaders {
+				return fmt.Errorf("too many headers, got %d, expected at most %d", len(headers), maxExtraHttpHeaders)
+			}
+
 			for k, v := range headers {
 				var scope string
 				var valueTokens []string
@@ -198,12 +216,17 @@ func FormDataChromiumOptions(ctx *api.Context) (*api.FormData, Options) {

 				var scopeRegexp *regexp2.Regexp
 				if len(scope) > 0 {
+					if len(scope) > maxExtraHttpHeaderScopeLength {
+						err = errors.Join(err, fmt.Errorf("scope regex pattern for header '%s' is too long, got %d characters, expected at most %d", k, len(scope), maxExtraHttpHeaderScopeLength))
+						continue
+					}
+
 					p, errCompile := regexp2.Compile(scope, regexp2.None)
 					if errCompile != nil {
 						err = errors.Join(err, fmt.Errorf("invalid scope regex pattern for header '%s': %w", k, errCompile))
 						continue
 					}
-					p.MatchTimeout = 5 * time.Second
+					p.MatchTimeout = extraHttpHeaderScopeMatchTimeout
 					scopeRegexp = p
 				}

--- a/pkg/modules/chromium/scopebudget.go
+++ b/pkg/modules/chromium/scopebudget.go
@@ -0,0 +1,52 @@
+package chromium
+
+import (
+	"sync/atomic"
+	"time"
+)
+
+// scopeMatchBudgetPerConversion caps the total time a single conversion may
+// spend matching scoped extra HTTP header patterns.
+//
+// The per-pattern MatchTimeout bounds one match, not their number: Chromium
+// pauses every sub-resource request, and each paused request is matched against
+// every scoped header. Without a shared budget the total is the product of the
+// two, both of which the client controls.
+// See https://github.com/gotenberg/gotenberg/issues/1588.
+const scopeMatchBudgetPerConversion = 5 * time.Second
+
+// scopeMatchBudget is a time allowance shared by every scope match of a
+// conversion. It is safe for concurrent use: paused requests are handled on
+// their own goroutines.
+type scopeMatchBudget struct {
+	remaining atomic.Int64
+}
+
+// newScopeMatchBudget returns a [scopeMatchBudget] allowing d of matching.
+func newScopeMatchBudget(d time.Duration) *scopeMatchBudget {
+	b := new(scopeMatchBudget)
+	b.remaining.Store(int64(d))
+	return b
+}
+
+// tryAcquire reports whether the budget still allows a match.
+func (b *scopeMatchBudget) tryAcquire() bool {
+	return b.remaining.Load() > 0
+}
+
+// consume subtracts the time a match took. It saturates at zero so that a long
+// match cannot wrap the counter back into credit.
+func (b *scopeMatchBudget) consume(d time.Duration) {
+	for {
+		current := b.remaining.Load()
+		if current <= 0 {
+			return
+		}
+
+		next := max(current-int64(d), 0)
+
+		if b.remaining.CompareAndSwap(current, next) {
+			return
+		}
+	}
+}
--- a/pkg/modules/chromium/scopebudget_test.go
+++ b/pkg/modules/chromium/scopebudget_test.go
@@ -0,0 +1,122 @@
+package chromium
+
+import (
+	"strings"
+	"sync"
+	"testing"
+	"time"
+
+	"github.com/dlclark/regexp2"
+)
+
+func TestScopeMatchBudget(t *testing.T) {
+	t.Run("allows matching while credit remains", func(t *testing.T) {
+		b := newScopeMatchBudget(time.Second)
+		if !b.tryAcquire() {
+			t.Fatal("tryAcquire() = false on a fresh budget, want true")
+		}
+	})
+
+	t.Run("denies matching once exhausted", func(t *testing.T) {
+		b := newScopeMatchBudget(time.Second)
+		b.consume(time.Second)
+		if b.tryAcquire() {
+			t.Error("tryAcquire() = true after the budget was spent, want false")
+		}
+	})
+
+	t.Run("saturates at zero instead of wrapping into credit", func(t *testing.T) {
+		b := newScopeMatchBudget(time.Second)
+		b.consume(time.Hour)
+		if got := b.remaining.Load(); got != 0 {
+			t.Errorf("remaining = %d, want 0", got)
+		}
+		if b.tryAcquire() {
+			t.Error("tryAcquire() = true after an overlong match, want false")
+		}
+	})
+
+	t.Run("a spent budget stays spent", func(t *testing.T) {
+		b := newScopeMatchBudget(time.Second)
+		b.consume(time.Second)
+		b.consume(time.Millisecond)
+		if got := b.remaining.Load(); got != 0 {
+			t.Errorf("remaining = %d, want 0", got)
+		}
+	})
+
+	t.Run("is safe for concurrent use", func(t *testing.T) {
+		const goroutines = 64
+		// Each goroutine spends 1ms against a budget of half that many
+		// milliseconds, so the total spend overshoots it.
+		b := newScopeMatchBudget(time.Duration(goroutines/2) * time.Millisecond)
+
+		var wg sync.WaitGroup
+		for range goroutines {
+			wg.Go(func() {
+				b.tryAcquire()
+				b.consume(time.Millisecond)
+			})
+		}
+		wg.Wait()
+
+		if got := b.remaining.Load(); got != 0 {
+			t.Errorf("remaining = %d, want 0", got)
+		}
+	})
+}
+
+// TestScopeMatchBudget_BoundsCatastrophicBacktracking is the regression test for
+// the amplification: many scoped headers matched against a hostile URL must cost
+// the budget, not a multiple of it.
+// See https://github.com/gotenberg/gotenberg/issues/1588.
+func TestScopeMatchBudget_BoundsCatastrophicBacktracking(t *testing.T) {
+	const (
+		headers = 16
+		budget  = 200 * time.Millisecond
+	)
+
+	// Nested quantifier with no possible match: classic catastrophic
+	// backtracking.
+	pattern := compileScopePattern(t, `(a+)+b`)
+	url := "http://example.com/" + strings.Repeat("a", 40)
+
+	b := newScopeMatchBudget(budget)
+
+	start := time.Now()
+	var matched int
+	for range headers {
+		if !b.tryAcquire() {
+			break
+		}
+		matchStart := time.Now()
+		_, _ = pattern.MatchString(url)
+		b.consume(time.Since(matchStart))
+		matched++
+	}
+	elapsed := time.Since(start)
+
+	if matched == headers {
+		t.Errorf("all %d headers were matched, want the budget to stop matching early", headers)
+	}
+
+	// Each match is separately capped at extraHttpHeaderScopeMatchTimeout, so
+	// the worst case is the budget plus one final match that started with the
+	// last of the credit. Generous slack keeps this stable on a loaded CI box.
+	ceiling := budget + extraHttpHeaderScopeMatchTimeout + time.Second
+	if elapsed > ceiling {
+		t.Errorf("matching took %s, want at most %s", elapsed, ceiling)
+	}
+}
+
+func compileScopePattern(t *testing.T, pattern string) *regexp2.Regexp {
+	t.Helper()
+
+	p, err := regexp2.Compile(pattern, regexp2.None)
+	if err != nil {
+		t.Fatalf("compile %q: %v", pattern, err)
+	}
+	p.MatchTimeout = extraHttpHeaderScopeMatchTimeout
+
+	return p
+}
--- a/pkg/modules/chromium/tasks.go
+++ b/pkg/modules/chromium/tasks.go
@@ -21,8 +21,29 @@ import (
 	"github.com/gotenberg/gotenberg/v8/pkg/gotenberg"
 )

+// resolvePdfOptions applies the cross-option constraints Chromium imposes
+// before printing.
+//
+// Chromium derives the PDF document outline from the tagged-PDF structure
+// tree, so [PdfOptions.GenerateDocumentOutline] produces no outline unless
+// tagged PDF is also generated. Requesting an outline therefore implies
+// tagged PDF. See https://github.com/gotenberg/gotenberg/issues/1579.
+func resolvePdfOptions(options PdfOptions) PdfOptions {
+	if options.GenerateDocumentOutline {
+		options.GenerateTaggedPdf = true
+	}
+
+	return options
+}
+
 func printToPdfActionFunc(reqCtx context.Context, logger *slog.Logger, outputPath string, options PdfOptions) chromedp.ActionFunc {
 	return func(ctx context.Context) error {
+		if options.GenerateDocumentOutline && !options.GenerateTaggedPdf {
+			logger.DebugContext(ctx, "document outline requested, enabling tagged PDF because Chromium derives the outline from the structure tree")
+		}
+
+		options = resolvePdfOptions(options)
+
 		// ctx is the chromedp task context, derived from context.Background(),
 		// so the span is started under reqCtx to keep print_to_pdf in the
 		// conversion trace instead of orphaning it into a new one.
--- a/pkg/modules/chromium/tasks_test.go
+++ b/pkg/modules/chromium/tasks_test.go
@@ -0,0 +1,52 @@
+package chromium
+
+import "testing"
+
+func TestResolvePdfOptions(t *testing.T) {
+	for _, tc := range []struct {
+		scenario           string
+		generateOutline    bool
+		generateTaggedIn   bool
+		generateTaggedWant bool
+	}{
+		{
+			scenario:           "outline requested forces tagged PDF",
+			generateOutline:    true,
+			generateTaggedIn:   false,
+			generateTaggedWant: true,
+		},
+		{
+			scenario:           "outline requested keeps tagged PDF on",
+			generateOutline:    true,
+			generateTaggedIn:   true,
+			generateTaggedWant: true,
+		},
+		{
+			scenario:           "no outline leaves tagged PDF off",
+			generateOutline:    false,
+			generateTaggedIn:   false,
+			generateTaggedWant: false,
+		},
+		{
+			scenario:           "no outline keeps tagged PDF on",
+			generateOutline:    false,
+			generateTaggedIn:   true,
+			generateTaggedWant: true,
+		},
+	} {
+		t.Run(tc.scenario, func(t *testing.T) {
+			options := DefaultPdfOptions()
+			options.GenerateDocumentOutline = tc.generateOutline
+			options.GenerateTaggedPdf = tc.generateTaggedIn
+
+			got := resolvePdfOptions(options)
+
+			if got.GenerateTaggedPdf != tc.generateTaggedWant {
+				t.Errorf("expected GenerateTaggedPdf=%t, got %t", tc.generateTaggedWant, got.GenerateTaggedPdf)
+			}
+			if got.GenerateDocumentOutline != tc.generateOutline {
+				t.Errorf("expected GenerateDocumentOutline=%t, got %t", tc.generateOutline, got.GenerateDocumentOutline)
+			}
+		})
+	}
+}
--- a/pkg/modules/libreoffice/api/api.go
+++ b/pkg/modules/libreoffice/api/api.go
@@ -33,12 +33,33 @@ var (
 	// formats option.
 	ErrInvalidPdfFormats = errors.New("invalid PDF formats")

-	// ErrUnoException happens when unoconverter returns exit code 5.
+	// ErrUnoException happens when unoconverter returns exit code 5. That code
+	// is the residual bucket of unoconverter's catch-all UNO exception handler:
+	// it covers a malformed page range, a password supplied to a document that
+	// does not need one, a failure to open the document and a failure to write
+	// the output alike. It names the exception class that was caught, not a
+	// cause. See https://github.com/gotenberg/gotenberg/issues/1588.
 	ErrUnoException = errors.New("uno exception")

 	// ErrRuntimeException happens when unoconverter returns exit code 6.
+	// unoconverter's own message for it reads "Office probably died", yet a
+	// wrong or missing password also surfaces there. Like [ErrUnoException], it
+	// does not establish who is at fault.
 	ErrRuntimeException = errors.New("runtime exception")

+	// ErrIoException happens when unoconverter returns exit code 3. LibreOffice
+	// could not read the source document.
+	ErrIoException = errors.New("io exception")
+
+	// ErrCannotConvertException happens when unoconverter returns exit code 4.
+	// LibreOffice read the document but could not convert it to PDF.
+	ErrCannotConvertException = errors.New("cannot convert exception")
+
+	// ErrIllegalArgumentException happens when unoconverter returns exit code
+	// 8. LibreOffice rejected the source document, usually because its contents
+	// do not match its extension.
+	ErrIllegalArgumentException = errors.New("illegal argument exception")
+
 	// ErrCoreDumped happens randomly; sometimes a conversion will work as
 	// expected, and some other time the same conversion will fail.
 	// See https://github.com/gotenberg/gotenberg/issues/639.
@@ -336,6 +357,7 @@ func (a *Api) Descriptor() gotenberg.ModuleDescriptor {
 			fs.StringSlice("libreoffice-deny-list", []string{}, "Set the denied URLs for LibreOffice outbound fetches using regular expressions - supports multiple values")
 			fs.Bool("libreoffice-deny-private-ips", false, "Reject LibreOffice outbound URLs whose host resolves to a non-public IP address (loopback, RFC1918, link-local, unique-local). Enable on deployments that accept untrusted documents to mitigate SSRF against internal services")
 			fs.Bool("libreoffice-deny-public-ips", false, "Reject LibreOffice outbound URLs whose host resolves to a public IP address. Enable on air-gapped or data-governed deployments to prevent outbound traffic from leaving a private network")
+			fs.Bool("libreoffice-enable-environment-proxy", false, "Route LibreOffice outbound fetches through the proxy defined by the standard HTTP_PROXY, HTTPS_PROXY, and NO_PROXY variables, including credentials")

 			return fs
 		}(),
@@ -363,10 +385,11 @@ func (a *Api) Provision(ctx *gotenberg.Context) error {
 		unoBinPath:   unoBinPath,
 		startTimeout: flags.MustDuration("libreoffice-start-timeout"),
 		proxyOptions: outboundProxyOptions{
-			allowList:      flags.MustRegexpSlice("libreoffice-allow-list"),
-			denyList:       flags.MustRegexpSlice("libreoffice-deny-list"),
-			denyPrivateIPs: flags.MustBool("libreoffice-deny-private-ips"),
-			denyPublicIPs:  flags.MustBool("libreoffice-deny-public-ips"),
+			allowList:              flags.MustRegexpSlice("libreoffice-allow-list"),
+			denyList:               flags.MustRegexpSlice("libreoffice-deny-list"),
+			denyPrivateIPs:         flags.MustBool("libreoffice-deny-private-ips"),
+			denyPublicIPs:          flags.MustBool("libreoffice-deny-public-ips"),
+			enableEnvironmentProxy: flags.MustBool("libreoffice-enable-environment-proxy"),
 		},
 	}

@@ -499,6 +522,13 @@ func (a *Api) Validate() error {
 		err = errors.Join(err, fmt.Errorf("unoconverter binary does not exist at %q; check the UNOCONVERTER_BIN_PATH environment variable: %w", a.args.unoBinPath, statErr))
 	}

+	if a.args.proxyOptions.enableEnvironmentProxy {
+		proxyErr := gotenberg.ValidateEnvironmentProxyVariables()
+		if proxyErr != nil {
+			err = errors.Join(err, fmt.Errorf("--libreoffice-enable-environment-proxy is set: %w", proxyErr))
+		}
+	}
+
 	return err
 }

@@ -765,7 +795,10 @@ func conversionRequestAttributes(inputPath string, options Options) []attribute.
 // [gotenberg.ClassifyError].
 func libreofficeErrorType(err error) string {
 	switch {
-	case errors.Is(err, ErrInvalidPdfFormats):
+	case errors.Is(err, ErrInvalidPdfFormats),
+		errors.Is(err, ErrIoException),
+		errors.Is(err, ErrCannotConvertException),
+		errors.Is(err, ErrIllegalArgumentException):
 		return gotenberg.ErrorTypeInvalidInput
 	case errors.Is(err, ErrUnoException), errors.Is(err, ErrRuntimeException):
 		return "libreoffice_exception"
--- a/pkg/modules/libreoffice/api/errortype_test.go
+++ b/pkg/modules/libreoffice/api/errortype_test.go
@@ -17,6 +17,9 @@ func TestLibreofficeErrorType(t *testing.T) {
 		{"deadline", context.DeadlineExceeded, "timeout"},
 		{"canceled", context.Canceled, "context_cancelled"},
 		{"invalid pdf formats", ErrInvalidPdfFormats, "invalid_input"},
+		{"io exception", ErrIoException, "invalid_input"},
+		{"cannot convert exception", ErrCannotConvertException, "invalid_input"},
+		{"illegal argument exception", ErrIllegalArgumentException, "invalid_input"},
 		{"uno exception", ErrUnoException, "libreoffice_exception"},
 		{"runtime exception", ErrRuntimeException, "libreoffice_exception"},
 		{"queue size exceeded", gotenberg.ErrMaximumQueueSizeExceeded, "libreoffice_unavailable"},
--- a/pkg/modules/libreoffice/api/libreoffice.go
+++ b/pkg/modules/libreoffice/api/libreoffice.go
@@ -435,9 +435,11 @@ func (p *libreOfficeProcess) pdf(ctx context.Context, logger *slog.Logger, input
 		return nil
 	}

-	// LibreOffice's errors are not explicit.
-	// For instance, exit code 5 may be explained by a malformed page range
-	// but also by a not required password.
+	// LibreOffice's errors are not explicit: unoconverter derives its exit code
+	// from the UNO exception class it caught, not from a diagnosis. Exit codes
+	// 5 and 6 are ambiguous in particular, so the route decides the HTTP status
+	// from the request and the document rather than from the code alone.
+	// See https://github.com/gotenberg/gotenberg/issues/1588.

 	// We may want to retry in case of a core-dumped event.
 	// See https://github.com/gotenberg/gotenberg/issues/639.
@@ -445,13 +447,17 @@ func (p *libreOfficeProcess) pdf(ctx context.Context, logger *slog.Logger, input
 		return ErrCoreDumped
 	}

-	if exitCode == 5 {
-		// Potentially malformed page ranges or password not required.
+	switch exitCode {
+	case 3:
+		return ErrIoException
+	case 4:
+		return ErrCannotConvertException
+	case 5:
 		return ErrUnoException
-	}
-	if exitCode == 6 {
-		// Password potentially required or invalid.
+	case 6:
 		return ErrRuntimeException
+	case 8:
+		return ErrIllegalArgumentException
 	}

 	return fmt.Errorf("convert to PDF: %w", err)
--- a/pkg/modules/libreoffice/api/protection.go
+++ b/pkg/modules/libreoffice/api/protection.go
@@ -0,0 +1,129 @@
+package api
+
+import (
+	"archive/zip"
+	"bytes"
+	"io"
+	"os"
+	"path/filepath"
+	"strings"
+)
+
+// PasswordProtection describes whether a document requires a password to open.
+type PasswordProtection int
+
+const (
+	// PasswordProtectionUnknown means the document's encryption state could not
+	// be determined.
+	PasswordProtectionUnknown PasswordProtection = iota
+
+	// PasswordProtectionNone means the document opens without a password.
+	PasswordProtectionNone
+
+	// PasswordProtectionRequired means the document is encrypted.
+	PasswordProtectionRequired
+)
+
+var (
+	// Compound File Binary magic. An encrypted OOXML document is an
+	// MS-OFFCRYPTO container, which is a compound file. Per MS-CFB 2.2, the
+	// header signature is fixed.
+	ole2Magic = []byte{0xd0, 0xcf, 0x11, 0xe0, 0xa1, 0xb1, 0x1a, 0xe1}
+
+	// Local file header signature. Per APPNOTE.TXT 4.3.7, every ZIP entry
+	// starts with it, so an intact package starts with it too.
+	zipMagic = []byte{0x50, 0x4b, 0x03, 0x04}
+
+	// An unencrypted OOXML document is always a ZIP package, so any of these
+	// extensions over a compound file means the payload is encrypted. Legacy
+	// binary formats (.doc, .xls, .ppt) are compound files either way and are
+	// deliberately absent.
+	ooxmlExtensions = map[string]struct{}{
+		".docx": {}, ".docm": {}, ".dotx": {}, ".dotm": {},
+		".xlsx": {}, ".xlsm": {}, ".xltx": {}, ".xltm": {},
+		".pptx": {}, ".pptm": {}, ".potx": {}, ".potm": {},
+		".ppsx": {}, ".ppsm": {},
+	}
+)
+
+// odfManifestSizeLimit caps how much of an ODF manifest is read. The manifest
+// is a few kilobytes in practice; the cap stops a crafted archive from
+// exhausting memory through its decompressed size.
+const odfManifestSizeLimit = 1 << 20
+
+// DetectPasswordProtection reports whether the document at path is encrypted.
+//
+// Detection is advisory and never fails: an unreadable file, an unknown format
+// or a malformed archive all yield [PasswordProtectionUnknown]. It exists to
+// refine the diagnosis of a conversion that already failed, since LibreOffice's
+// exit codes do not distinguish a missing password from a crash.
+func DetectPasswordProtection(path string) PasswordProtection {
+	f, err := os.Open(path)
+	if err != nil {
+		return PasswordProtectionUnknown
+	}
+	defer func() {
+		_ = f.Close()
+	}()
+
+	magic := make([]byte, 8)
+	n, err := io.ReadFull(f, magic)
+	if err != nil && n < len(zipMagic) {
+		return PasswordProtectionUnknown
+	}
+	magic = magic[:n]
+
+	switch {
+	case bytes.HasPrefix(magic, ole2Magic):
+		if _, ok := ooxmlExtensions[strings.ToLower(filepath.Ext(path))]; ok {
+			return PasswordProtectionRequired
+		}
+		// A legacy binary document is a compound file whether or not it is
+		// encrypted; its encryption lives in a stream this cannot cheaply read.
+		return PasswordProtectionUnknown
+	case bytes.HasPrefix(magic, zipMagic):
+		return detectZipPasswordProtection(f)
+	default:
+		// Flat XML (.fodt), RTF, CSV and everything else carry no encryption.
+		return PasswordProtectionUnknown
+	}
+}
+
+// detectZipPasswordProtection inspects a ZIP package. ODF keeps META-INF/manifest.xml
+// in cleartext even when encrypted, declaring each encrypted entry. An OOXML
+// package has no manifest, and reaching this point already proves it is not an
+// MS-OFFCRYPTO container, so it opens without a password.
+func detectZipPasswordProtection(f *os.File) PasswordProtection {
+	size, err := f.Seek(0, io.SeekEnd)
+	if err != nil {
+		return PasswordProtectionUnknown
+	}
+
+	r, err := zip.NewReader(f, size)
+	if err != nil {
+		return PasswordProtectionUnknown
+	}
+
+	manifest, err := r.Open("META-INF/manifest.xml")
+	if err != nil {
+		// No manifest: an OOXML package, or a ZIP that is not an office
+		// document at all. Neither is encrypted.
+		return PasswordProtectionNone
+	}
+	defer func() {
+		_ = manifest.Close()
+	}()
+
+	content, err := io.ReadAll(io.LimitReader(manifest, odfManifestSizeLimit))
+	if err != nil {
+		return PasswordProtectionUnknown
+	}
+
+	// Per OpenDocument 1.3 part 3, section 4.16, an encrypted entry carries a
+	// <manifest:encryption-data> child.
+	if bytes.Contains(content, []byte("encryption-data")) {
+		return PasswordProtectionRequired
+	}
+
+	return PasswordProtectionNone
+}
--- a/pkg/modules/libreoffice/api/protection_test.go
+++ b/pkg/modules/libreoffice/api/protection_test.go
@@ -0,0 +1,193 @@
+package api
+
+import (
+	"archive/zip"
+	"bytes"
+	"os"
+	"path/filepath"
+	"strings"
+	"testing"
+)
+
+// writeFile writes content to a new file named name inside dir and returns its
+// path.
+func writeFile(t *testing.T, dir, name string, content []byte) string {
+	t.Helper()
+
+	path := filepath.Join(dir, name)
+	err := os.WriteFile(path, content, 0o600)
+	if err != nil {
+		t.Fatalf("write %s: %v", path, err)
+	}
+
+	return path
+}
+
+// writeZip builds a ZIP archive from entries and returns its path.
+func writeZip(t *testing.T, dir, name string, entries map[string]string) string {
+	t.Helper()
+
+	buf := new(bytes.Buffer)
+	w := zip.NewWriter(buf)
+
+	for entryName, content := range entries {
+		f, err := w.Create(entryName)
+		if err != nil {
+			t.Fatalf("create zip entry %s: %v", entryName, err)
+		}
+		_, err = f.Write([]byte(content))
+		if err != nil {
+			t.Fatalf("write zip entry %s: %v", entryName, err)
+		}
+	}
+
+	err := w.Close()
+	if err != nil {
+		t.Fatalf("close zip writer: %v", err)
+	}
+
+	return writeFile(t, dir, name, buf.Bytes())
+}
+
+func TestDetectPasswordProtection(t *testing.T) {
+	dir := t.TempDir()
+
+	ole2 := func(name string) string {
+		return writeFile(t, dir, name, append(ole2Magic, bytes.Repeat([]byte{0x00}, 64)...))
+	}
+
+	for _, tc := range []struct {
+		name string
+		path string
+		want PasswordProtection
+	}{
+		{
+			name: "encrypted OOXML is a compound file",
+			path: ole2("encrypted.docx"),
+			want: PasswordProtectionRequired,
+		},
+		{
+			name: "extension casing is ignored",
+			path: ole2("encrypted.DOCX"),
+			want: PasswordProtectionRequired,
+		},
+		{
+			name: "encrypted spreadsheet",
+			path: ole2("encrypted.xlsx"),
+			want: PasswordProtectionRequired,
+		},
+		{
+			name: "legacy binary document is inconclusive",
+			path: ole2("legacy.doc"),
+			want: PasswordProtectionUnknown,
+		},
+		{
+			name: "plain OOXML package",
+			path: writeZip(t, dir, "plain.docx", map[string]string{
+				"[Content_Types].xml": "<Types/>",
+				"word/document.xml":   "<w:document/>",
+			}),
+			want: PasswordProtectionNone,
+		},
+		{
+			name: "encrypted ODF declares encryption-data in its manifest",
+			path: writeZip(t, dir, "encrypted.odt", map[string]string{
+				"mimetype":              "application/vnd.oasis.opendocument.text",
+				"META-INF/manifest.xml": `<manifest:manifest><manifest:file-entry><manifest:encryption-data manifest:checksum="x"/></manifest:file-entry></manifest:manifest>`,
+				"content.xml":           "<office:document-content/>",
+			}),
+			want: PasswordProtectionRequired,
+		},
+		{
+			name: "plain ODF has a manifest without encryption-data",
+			path: writeZip(t, dir, "plain.odt", map[string]string{
+				"mimetype":              "application/vnd.oasis.opendocument.text",
+				"META-INF/manifest.xml": `<manifest:manifest><manifest:file-entry manifest:full-path="/"/></manifest:manifest>`,
+				"content.xml":           "<office:document-content/>",
+			}),
+			want: PasswordProtectionNone,
+		},
+		{
+			name: "flat XML carries no encryption",
+			path: writeFile(t, dir, "flat.fodt", []byte("<?xml version=\"1.0\"?><office:document/>")),
+			want: PasswordProtectionUnknown,
+		},
+		{
+			name: "plain text",
+			path: writeFile(t, dir, "notes.txt", []byte("hello")),
+			want: PasswordProtectionUnknown,
+		},
+		{
+			name: "file shorter than any magic",
+			path: writeFile(t, dir, "tiny.docx", []byte{0x50}),
+			want: PasswordProtectionUnknown,
+		},
+		{
+			name: "empty file",
+			path: writeFile(t, dir, "empty.docx", nil),
+			want: PasswordProtectionUnknown,
+		},
+		{
+			name: "truncated archive",
+			path: writeFile(t, dir, "truncated.docx", append(zipMagic, bytes.Repeat([]byte{0x00}, 32)...)),
+			want: PasswordProtectionUnknown,
+		},
+		{
+			name: "non-existent path",
+			path: filepath.Join(dir, "does-not-exist.docx"),
+			want: PasswordProtectionUnknown,
+		},
+		{
+			name: "directory",
+			path: dir,
+			want: PasswordProtectionUnknown,
+		},
+	} {
+		t.Run(tc.name, func(t *testing.T) {
+			if got := DetectPasswordProtection(tc.path); got != tc.want {
+				t.Errorf("DetectPasswordProtection(%s) = %d, want %d", tc.path, got, tc.want)
+			}
+		})
+	}
+}
+
+// TestDetectPasswordProtection_Fixtures anchors detection to the same documents
+// the integration scenarios upload, so a fixture swap cannot silently flip a
+// status code.
+func TestDetectPasswordProtection_Fixtures(t *testing.T) {
+	for _, tc := range []struct {
+		path string
+		want PasswordProtection
+	}{
+		{"../../../../test/integration/testdata/protected_page_1.docx", PasswordProtectionRequired},
+		{"../../../../test/integration/testdata/page_1.docx", PasswordProtectionNone},
+	} {
+		t.Run(filepath.Base(tc.path), func(t *testing.T) {
+			if _, err := os.Stat(tc.path); err != nil {
+				t.Skipf("fixture unavailable: %v", err)
+			}
+			if got := DetectPasswordProtection(tc.path); got != tc.want {
+				t.Errorf("DetectPasswordProtection(%s) = %d, want %d", tc.path, got, tc.want)
+			}
+		})
+	}
+}
+
+// TestDetectPasswordProtection_OversizedManifest verifies that a manifest far
+// larger than the cap still yields a verdict through a bounded read.
+func TestDetectPasswordProtection_OversizedManifest(t *testing.T) {
+	dir := t.TempDir()
+
+	// Well past odfManifestSizeLimit, and highly compressible, so the archive
+	// on disk stays small.
+	filler := strings.Repeat("<manifest:file-entry manifest:full-path=\"pad\"/>", 200_000)
+
+	path := writeZip(t, dir, "oversized.odt", map[string]string{
+		"mimetype":              "application/vnd.oasis.opendocument.text",
+		"META-INF/manifest.xml": "<manifest:manifest>" + filler + "</manifest:manifest>",
+	})
+
+	if got := DetectPasswordProtection(path); got != PasswordProtectionNone {
+		t.Errorf("DetectPasswordProtection(oversized) = %d, want %d", got, PasswordProtectionNone)
+	}
+}
--- a/pkg/modules/libreoffice/api/proxy.go
+++ b/pkg/modules/libreoffice/api/proxy.go
@@ -15,16 +15,18 @@ import (
 	"time"

 	"github.com/dlclark/regexp2"
+	"golang.org/x/net/http/httpproxy"

 	"github.com/gotenberg/gotenberg/v8/pkg/gotenberg"
 )

 // outboundProxyOptions configures a [libreOfficeProxy].
 type outboundProxyOptions struct {
-	allowList      []*regexp2.Regexp
-	denyList       []*regexp2.Regexp
-	denyPrivateIPs bool
-	denyPublicIPs  bool
+	allowList              []*regexp2.Regexp
+	denyList               []*regexp2.Regexp
+	denyPrivateIPs         bool
+	denyPublicIPs          bool
+	enableEnvironmentProxy bool
 }

 // libreOfficeProxy is an HTTP/HTTPS forward proxy that LibreOffice routes
@@ -45,6 +47,12 @@ type libreOfficeProxy struct {
 	opts     outboundProxyOptions
 	logger   *slog.Logger

+	// upstreamProxy resolves the upstream (corporate) proxy for a destination
+	// URL from the standard proxy environment variables, or returns a nil URL
+	// to connect directly. Nil unless the operator opted into proxy-
+	// environment honoring. See https://github.com/gotenberg/gotenberg/issues/1592.
+	upstreamProxy func(*url.URL) (*url.URL, error)
+
 	stopOnce sync.Once
 }

@@ -64,10 +72,15 @@ func newLibreOfficeProxy(logger *slog.Logger, opts outboundProxyOptions) (*libre

 	p := &libreOfficeProxy{
 		listener: listener,
-		client:   gotenberg.NewOutboundHttpClient(0, opts.allowList, opts.denyList, decideOpts...),
+		client:   gotenberg.NewOutboundHttpClient(0, opts.allowList, opts.denyList, opts.enableEnvironmentProxy, decideOpts...),
 		opts:     opts,
 		logger:   logger.With(slog.String("logger", "libreoffice-proxy")),
 	}
+	if opts.enableEnvironmentProxy {
+		// Honor the standard proxy environment variables, credentials
+		// included. httpproxy reads the environment now and applies NO_PROXY.
+		p.upstreamProxy = httpproxy.FromEnvironment().ProxyFunc()
+	}
 	p.server = &http.Server{
 		Handler:           p,
 		ReadHeaderTimeout: 10 * time.Second,
@@ -182,8 +195,25 @@ func (p *libreOfficeProxy) handleConnect(w http.ResponseWriter, r *http.Request)
 		return
 	}

+	// When the operator routes egress through an authenticated proxy, soffice
+	// cannot supply the credentials, so the proxy performs the CONNECT (and
+	// authentication) upstream. The decision above still gated the destination.
+	var proxyURL *url.URL
+	if p.upstreamProxy != nil {
+		proxyURL, err = p.upstreamProxy(&url.URL{Scheme: "https", Host: net.JoinHostPort(host, port)})
+		if err != nil {
+			p.logger.WarnContext(r.Context(), fmt.Sprintf("LibreOffice proxy resolve upstream proxy for '%s': %s", rawURL, err))
+			http.Error(w, "proxy: upstream proxy error", http.StatusBadGateway)
+			return
+		}
+	}
+
 	var dest net.Conn
 	switch {
+	case proxyURL != nil:
+		dest, err = gotenberg.DialThroughProxy(r.Context(), proxyURL, r.Host, func(ctx context.Context, network, addr string) (net.Conn, error) {
+			return net.DialTimeout(network, addr, 10*time.Second)
+		})
 	case len(decision.Pinned) > 0:
 		dest, err = gotenberg.DialPinned(r.Context(), "tcp", decision.Pinned, port)
 	default:
--- a/pkg/modules/libreoffice/routes.go
+++ b/pkg/modules/libreoffice/routes.go
@@ -15,6 +15,11 @@ import (
 	"github.com/gotenberg/gotenberg/v8/pkg/modules/pdfengines"
 )

+// unattributableFailureMessage is returned when LibreOffice fails and no
+// client-supplied input is implicated. Its only format verb is the original
+// filename.
+const unattributableFailureMessage = "LibreOffice failed to convert the document '%s'. This is usually a resource issue: increase the container's memory and CPU, or reduce the document's size. The request is valid and may be retried."
+
 // convertRoute returns an [api.Route] which can convert LibreOffice documents
 // to PDF.
 func convertRoute(libreOffice libreofficeapi.Uno, engine gotenberg.PdfEngine) api.Route {
@@ -405,20 +410,52 @@ func convertRoute(libreOffice libreofficeapi.Uno, engine gotenberg.PdfEngine) ap
 						)
 					}

-					if errors.Is(err, libreofficeapi.ErrUnoException) {
+					filename := ctx.OriginalFilename(inputPath)
+
+					if errors.Is(err, libreofficeapi.ErrIoException) || errors.Is(err, libreofficeapi.ErrIllegalArgumentException) {
 						return api.WrapError(
 							fmt.Errorf("convert to PDF: %w", err),
-							api.NewSentinelHttpError(http.StatusBadRequest, fmt.Sprintf("LibreOffice failed to process a document: possible causes include malformed page ranges '%s' (nativePageRanges), or, if a password has been provided, it may not be required. In any case, the exact cause is uncertain.", options.PageRanges)),
+							api.NewSentinelHttpError(http.StatusBadRequest, fmt.Sprintf("LibreOffice could not read the document '%s'. Ensure the file is not corrupted and that its extension matches its actual format.", filename)),
 						)
 					}

-					if errors.Is(err, libreofficeapi.ErrRuntimeException) {
+					if errors.Is(err, libreofficeapi.ErrCannotConvertException) {
 						return api.WrapError(
 							fmt.Errorf("convert to PDF: %w", err),
-							api.NewSentinelHttpError(http.StatusBadRequest, "LibreOffice failed to process a document: a password may be required, or, if one has been given, it is invalid. In any case, the exact cause is uncertain."),
+							api.NewSentinelHttpError(http.StatusBadRequest, fmt.Sprintf("LibreOffice read the document '%s' but could not convert it to PDF. The document may be corrupted or rely on an unsupported feature.", filename)),
 						)
 					}

+					// Exit codes 5 and 6 name the UNO exception class that was
+					// caught, not a cause: both cover a client mistake and a
+					// LibreOffice crash. Blame the client only when one of its
+					// inputs is actually implicated, since the server is the
+					// only remaining explanation otherwise. Password evidence
+					// outranks page ranges: a password failure aborts on import,
+					// before the export filter applies any page range.
+					// See https://github.com/gotenberg/gotenberg/issues/1588.
+					if errors.Is(err, libreofficeapi.ErrUnoException) || errors.Is(err, libreofficeapi.ErrRuntimeException) {
+						protection := libreofficeapi.DetectPasswordProtection(inputPath)
+
+						var sentinel api.SentinelHttpError
+						switch {
+						case protection == libreofficeapi.PasswordProtectionRequired && options.Password == "":
+							sentinel = api.NewSentinelHttpError(http.StatusBadRequest, fmt.Sprintf("The document '%s' is password-protected. Provide its password in the 'password' form field.", filename))
+						case protection == libreofficeapi.PasswordProtectionRequired:
+							sentinel = api.NewSentinelHttpError(http.StatusBadRequest, fmt.Sprintf("The password for the document '%s' is incorrect. Check the 'password' form field.", filename))
+						case protection == libreofficeapi.PasswordProtectionNone && options.Password != "":
+							sentinel = api.NewSentinelHttpError(http.StatusBadRequest, fmt.Sprintf("The document '%s' is not password-protected. Remove the 'password' form field.", filename))
+						case options.Password != "":
+							sentinel = api.NewSentinelHttpError(http.StatusBadRequest, fmt.Sprintf("LibreOffice could not open the document '%s' with the given password. Check the 'password' form field, and omit it if the document is not password-protected.", filename))
+						case errors.Is(err, libreofficeapi.ErrUnoException) && options.PageRanges != "":
+							sentinel = api.NewSentinelHttpError(http.StatusBadRequest, fmt.Sprintf("LibreOffice could not apply the page ranges '%s' to the document '%s'. Check the 'nativePageRanges' form field; valid values look like '1-4', '2' or '1,3,5-7'.", options.PageRanges, filename))
+						default:
+							sentinel = api.NewSentinelHttpError(http.StatusInternalServerError, fmt.Sprintf(unattributableFailureMessage, filename))
+						}
+
+						return api.WrapError(fmt.Errorf("convert to PDF: %w", err), sentinel)
+					}
+
 					return fmt.Errorf("convert to PDF: %w", err)
 				}
 			}
--- a/pkg/modules/libreoffice/routes_test.go
+++ b/pkg/modules/libreoffice/routes_test.go
@@ -0,0 +1,241 @@
+package libreoffice
+
+import (
+	"archive/zip"
+	"bytes"
+	"context"
+	"fmt"
+	"log/slog"
+	"net/http"
+	"net/http/httptest"
+	"os"
+	"path/filepath"
+	"testing"
+
+	"github.com/labstack/echo/v4"
+
+	"github.com/gotenberg/gotenberg/v8/pkg/gotenberg"
+	"github.com/gotenberg/gotenberg/v8/pkg/modules/api"
+	libreofficeapi "github.com/gotenberg/gotenberg/v8/pkg/modules/libreoffice/api"
+)
+
+// compoundFile writes a document whose header marks it as a compound file. Over
+// an OOXML extension, that means an encrypted payload.
+func compoundFile(t *testing.T, dir, name string) string {
+	t.Helper()
+
+	content := append(
+		[]byte{0xd0, 0xcf, 0x11, 0xe0, 0xa1, 0xb1, 0x1a, 0xe1},
+		bytes.Repeat([]byte{0x00}, 64)...,
+	)
+
+	return writeTestFile(t, dir, name, content)
+}
+
+// zipPackage writes a minimal, unencrypted OOXML package.
+func zipPackage(t *testing.T, dir, name string) string {
+	t.Helper()
+
+	buf := new(bytes.Buffer)
+	w := zip.NewWriter(buf)
+
+	f, err := w.Create("[Content_Types].xml")
+	if err != nil {
+		t.Fatalf("create zip entry: %v", err)
+	}
+	_, err = f.Write([]byte("<Types/>"))
+	if err != nil {
+		t.Fatalf("write zip entry: %v", err)
+	}
+	err = w.Close()
+	if err != nil {
+		t.Fatalf("close zip writer: %v", err)
+	}
+
+	return writeTestFile(t, dir, name, buf.Bytes())
+}
+
+func writeTestFile(t *testing.T, dir, name string, content []byte) string {
+	t.Helper()
+
+	path := filepath.Join(dir, name)
+	err := os.WriteFile(path, content, 0o600)
+	if err != nil {
+		t.Fatalf("write %s: %v", path, err)
+	}
+
+	return path
+}
+
+// TestConvertRoute_FailureStatus pins the branch table that decides whether a
+// LibreOffice failure is the client's fault. See
+// https://github.com/gotenberg/gotenberg/issues/1588.
+func TestConvertRoute_FailureStatus(t *testing.T) {
+	dir := t.TempDir()
+
+	var (
+		protected   = compoundFile(t, dir, "protected_page_1.docx")
+		plain       = zipPackage(t, dir, "page_1.docx")
+		legacy      = compoundFile(t, dir, "legacy.doc")
+		corrupted   = writeTestFile(t, dir, "corrupted.docx", []byte("not a document"))
+		unreachable = filepath.Join(dir, "vanished.docx")
+	)
+
+	for _, tc := range []struct {
+		name       string
+		inputPath  string
+		values     map[string][]string
+		err        error
+		wantStatus int
+		wantBody   string
+	}{
+		{
+			name:       "encrypted document, no password",
+			inputPath:  protected,
+			err:        libreofficeapi.ErrRuntimeException,
+			wantStatus: http.StatusBadRequest,
+			wantBody:   "The document 'protected_page_1.docx' is password-protected. Provide its password in the 'password' form field.",
+		},
+		{
+			name:       "encrypted document, wrong password",
+			inputPath:  protected,
+			values:     map[string][]string{"password": {"bar"}},
+			err:        libreofficeapi.ErrRuntimeException,
+			wantStatus: http.StatusBadRequest,
+			wantBody:   "The password for the document 'protected_page_1.docx' is incorrect. Check the 'password' form field.",
+		},
+		{
+			name:       "unencrypted document, password supplied",
+			inputPath:  plain,
+			values:     map[string][]string{"password": {"foo"}},
+			err:        libreofficeapi.ErrUnoException,
+			wantStatus: http.StatusBadRequest,
+			wantBody:   "The document 'page_1.docx' is not password-protected. Remove the 'password' form field.",
+		},
+		{
+			name:       "inconclusive document, password supplied",
+			inputPath:  legacy,
+			values:     map[string][]string{"password": {"foo"}},
+			err:        libreofficeapi.ErrUnoException,
+			wantStatus: http.StatusBadRequest,
+			wantBody:   "LibreOffice could not open the document 'legacy.doc' with the given password. Check the 'password' form field, and omit it if the document is not password-protected.",
+		},
+		{
+			name:       "malformed page ranges",
+			inputPath:  plain,
+			values:     map[string][]string{"nativePageRanges": {"foo"}},
+			err:        libreofficeapi.ErrUnoException,
+			wantStatus: http.StatusBadRequest,
+			wantBody:   "LibreOffice could not apply the page ranges 'foo' to the document 'page_1.docx'. Check the 'nativePageRanges' form field; valid values look like '1-4', '2' or '1,3,5-7'.",
+		},
+		{
+			name:       "password evidence outranks page ranges",
+			inputPath:  protected,
+			values:     map[string][]string{"nativePageRanges": {"1-2"}},
+			err:        libreofficeapi.ErrUnoException,
+			wantStatus: http.StatusBadRequest,
+			wantBody:   "The document 'protected_page_1.docx' is password-protected. Provide its password in the 'password' form field.",
+		},
+		{
+			name:       "page ranges do not excuse a runtime exception",
+			inputPath:  plain,
+			values:     map[string][]string{"nativePageRanges": {"1-2"}},
+			err:        libreofficeapi.ErrRuntimeException,
+			wantStatus: http.StatusInternalServerError,
+			wantBody:   fmt.Sprintf(unattributableFailureMessage, "page_1.docx"),
+		},
+		{
+			name:       "nothing implicated, uno exception",
+			inputPath:  plain,
+			err:        libreofficeapi.ErrUnoException,
+			wantStatus: http.StatusInternalServerError,
+			wantBody:   fmt.Sprintf(unattributableFailureMessage, "page_1.docx"),
+		},
+		{
+			name:       "nothing implicated, runtime exception",
+			inputPath:  plain,
+			err:        libreofficeapi.ErrRuntimeException,
+			wantStatus: http.StatusInternalServerError,
+			wantBody:   fmt.Sprintf(unattributableFailureMessage, "page_1.docx"),
+		},
+		{
+			name:       "detection cannot read the document",
+			inputPath:  unreachable,
+			err:        libreofficeapi.ErrUnoException,
+			wantStatus: http.StatusInternalServerError,
+			wantBody:   fmt.Sprintf(unattributableFailureMessage, "vanished.docx"),
+		},
+		{
+			name:       "unreadable source",
+			inputPath:  corrupted,
+			err:        libreofficeapi.ErrIoException,
+			wantStatus: http.StatusBadRequest,
+			wantBody:   "LibreOffice could not read the document 'corrupted.docx'. Ensure the file is not corrupted and that its extension matches its actual format.",
+		},
+		{
+			name:       "rejected source",
+			inputPath:  corrupted,
+			err:        libreofficeapi.ErrIllegalArgumentException,
+			wantStatus: http.StatusBadRequest,
+			wantBody:   "LibreOffice could not read the document 'corrupted.docx'. Ensure the file is not corrupted and that its extension matches its actual format.",
+		},
+		{
+			name:       "unconvertible document",
+			inputPath:  corrupted,
+			err:        libreofficeapi.ErrCannotConvertException,
+			wantStatus: http.StatusBadRequest,
+			wantBody:   "LibreOffice read the document 'corrupted.docx' but could not convert it to PDF. The document may be corrupted or rely on an unsupported feature.",
+		},
+		{
+			name:       "core dumped past the retry cap",
+			inputPath:  plain,
+			err:        libreofficeapi.ErrCoreDumped,
+			wantStatus: http.StatusInternalServerError,
+			wantBody:   http.StatusText(http.StatusInternalServerError),
+		},
+		{
+			name:       "unmapped exit code",
+			inputPath:  plain,
+			err:        fmt.Errorf("convert to PDF: exit status 7"),
+			wantStatus: http.StatusInternalServerError,
+			wantBody:   http.StatusText(http.StatusInternalServerError),
+		},
+	} {
+		t.Run(tc.name, func(t *testing.T) {
+			ctx := &api.ContextMock{Context: new(api.Context)}
+			ctx.SetDirPath(dir)
+			ctx.SetFiles(map[string]string{filepath.Base(tc.inputPath): tc.inputPath})
+			ctx.SetValues(tc.values)
+			ctx.SetLogger(slog.New(slog.DiscardHandler))
+
+			uno := &libreofficeapi.ApiMock{
+				ExtensionsMock: func() []string {
+					return []string{".docx", ".doc"}
+				},
+				PdfMock: func(_ context.Context, _ *slog.Logger, _, _ string, _ libreofficeapi.Options) error {
+					// Mirror the wrapping done by [libreofficeapi.Api.Pdf].
+					return fmt.Errorf("supervisor run task: %w", tc.err)
+				},
+			}
+
+			c := echo.New().NewContext(
+				httptest.NewRequest(http.MethodPost, "/forms/libreoffice/convert", nil),
+				httptest.NewRecorder(),
+			)
+			c.Set("context", ctx.Context)
+
+			err := convertRoute(uno, new(gotenberg.PdfEngineMock)).Handler(c)
+			if err == nil {
+				t.Fatal("expected an error, got none")
+			}
+
+			status, message := api.ParseError(err)
+			if status != tc.wantStatus {
+				t.Errorf("status = %d, want %d (message: %s)", status, tc.wantStatus, message)
+			}
+			if message != tc.wantBody {
+				t.Errorf("message =\n%s\nwant\n%s", message, tc.wantBody)
+			}
+		})
+	}
+}
--- a/pkg/modules/pdfcpu/pdfcpu.go
+++ b/pkg/modules/pdfcpu/pdfcpu.go
@@ -308,7 +308,10 @@ func (engine *PdfCpu) ReadBookmarks(ctx context.Context, logger *slog.Logger, in
 	defer span.End()

 	tmpPath := fmt.Sprintf("%s.read.json", inputPath)
-	args := []string{"bookmarks", "export", inputPath, tmpPath}
+	// --force: without it, a leftover file from an interrupted run makes pdfcpu
+	// refuse, and the stale contents would then be read as this document's
+	// bookmarks.
+	args := []string{"bookmarks", "export", "--force", inputPath, tmpPath}
 	cmd, err := gotenberg.CommandContext(ctx, logger, engine.binPath, args...)
 	if err != nil {
 		err = fmt.Errorf("create command: %w", err)
@@ -456,7 +459,9 @@ func (engine *PdfCpu) WriteBookmarks(ctx context.Context, logger *slog.Logger, i
 		}
 	}()

-	args := []string{"bookmarks", "import", "--replace", inputPath, tmpPath, inputPath}
+	// --force: the output path is the input path, and pdfcpu refuses to
+	// overwrite an existing file without it.
+	args := []string{"bookmarks", "import", "--replace", "--force", inputPath, tmpPath, inputPath}
 	cmd, err := gotenberg.CommandContext(ctx, logger, engine.binPath, args...)
 	if err != nil {
 		err = fmt.Errorf("create command: %w", err)
@@ -559,8 +564,11 @@ func (engine *PdfCpu) Encrypt(ctx context.Context, logger *slog.Logger, inputPat
 		perm = "none"
 	}

-	args := make([]string, 0, 11)
+	args := make([]string, 0, 12)
 	args = append(args, "encrypt")
+	// --force: the output path is the input path, and pdfcpu refuses to
+	// overwrite an existing file without it.
+	args = append(args, "--force")
 	args = append(args, "--mode", "aes")
 	args = append(args, "--upw", opts.UserPassword)
 	args = append(args, "--opw", ownerPassword)
@@ -633,7 +641,9 @@ func (engine *PdfCpu) Rotate(ctx context.Context, logger *slog.Logger, inputPath
 	)
 	defer span.End()

-	args := []string{"rotate"}
+	// --force: the output path is the input path, and pdfcpu refuses to
+	// overwrite an existing file without it.
+	args := []string{"rotate", "--force"}
 	if pages != "" {
 		args = append(args, "--pages", pages)
 	}
@@ -679,7 +689,9 @@ func (engine *PdfCpu) applyStampOrWatermark(ctx context.Context, logger *slog.Lo
 	}
 	description := strings.Join(descParts, ", ")

-	args := []string{command, "add", "--mode", mode}
+	// --force: the output path is the input path, and pdfcpu refuses to
+	// overwrite an existing file without it.
+	args := []string{command, "add", "--mode", mode, "--force"}

 	if stamp.Pages != "" {
 		args = append(args, "--pages", stamp.Pages)
--- a/pkg/modules/webhook/middleware.go
+++ b/pkg/modules/webhook/middleware.go
@@ -224,7 +224,7 @@ func webhookMiddleware(w *Webhook) api.Middleware {
 						startTime:        startTime,

 						client: &retryablehttp.Client{
-							HTTPClient:   gotenberg.NewOutboundHttpClient(w.clientTimeout, w.allowList, w.denyList, ipOpts...),
+							HTTPClient:   gotenberg.NewOutboundHttpClient(w.clientTimeout, w.allowList, w.denyList, w.enableEnvironmentProxy, ipOpts...),
 							RetryMax:     w.maxRetry,
 							RetryWaitMin: w.retryMinWait,
 							RetryWaitMax: w.retryMaxWait,
--- a/pkg/modules/webhook/webhook.go
+++ b/pkg/modules/webhook/webhook.go
@@ -1,6 +1,7 @@
 package webhook

 import (
+	"fmt"
 	"sync/atomic"
 	"time"

@@ -18,19 +19,20 @@ func init() {
 // Webhook is a module that provides a middleware for uploading output files
 // to any destinations in an asynchronous fashion.
 type Webhook struct {
-	enableSyncMode bool
-	allowList      []*regexp2.Regexp
-	denyList       []*regexp2.Regexp
-	errorAllowList []*regexp2.Regexp
-	errorDenyList  []*regexp2.Regexp
-	denyPrivateIPs bool
-	denyPublicIPs  bool
-	maxRetry       int
-	retryMinWait   time.Duration
-	retryMaxWait   time.Duration
-	clientTimeout  time.Duration
-	asyncCount     atomic.Int64
-	disable        bool
+	enableSyncMode         bool
+	allowList              []*regexp2.Regexp
+	denyList               []*regexp2.Regexp
+	errorAllowList         []*regexp2.Regexp
+	errorDenyList          []*regexp2.Regexp
+	denyPrivateIPs         bool
+	denyPublicIPs          bool
+	enableEnvironmentProxy bool
+	maxRetry               int
+	retryMinWait           time.Duration
+	retryMaxWait           time.Duration
+	clientTimeout          time.Duration
+	asyncCount             atomic.Int64
+	disable                bool
 }

 // Descriptor returns an [Webhook]'s module descriptor.
@@ -44,6 +46,7 @@ func (w *Webhook) Descriptor() gotenberg.ModuleDescriptor {
 			fs.StringSlice("webhook-deny-list", []string{}, "Set the denied URLs for the webhook feature using regular expressions - supports multiple values")
 			fs.Bool("webhook-deny-private-ips", false, "Reject webhook URLs whose host resolves to a non-public IP address (loopback, RFC1918, link-local, unique-local). Enable on deployments that accept untrusted webhook destinations to mitigate SSRF against internal services")
 			fs.Bool("webhook-deny-public-ips", false, "Reject webhook URLs whose host resolves to a public IP address. Enable on air-gapped or data-governed deployments to prevent callbacks from leaving a private network")
+			fs.Bool("webhook-enable-environment-proxy", false, "Route webhook callbacks through the proxy defined by the standard HTTP_PROXY, HTTPS_PROXY, and NO_PROXY variables, including credentials")
 			fs.Int("webhook-max-retry", 4, "Set the maximum number of retries for the webhook feature")

 			// Deprecated flags.
@@ -78,6 +81,7 @@ func (w *Webhook) Provision(ctx *gotenberg.Context) error {
 	w.errorDenyList = flags.MustDeprecatedRegexpSlice("webhook-error-deny-list", "webhook-deny-list")
 	w.denyPrivateIPs = flags.MustBool("webhook-deny-private-ips")
 	w.denyPublicIPs = flags.MustBool("webhook-deny-public-ips")
+	w.enableEnvironmentProxy = flags.MustBool("webhook-enable-environment-proxy")
 	w.maxRetry = flags.MustInt("webhook-max-retry")
 	w.retryMinWait = flags.MustDuration("webhook-retry-min-wait")
 	w.retryMaxWait = flags.MustDuration("webhook-retry-max-wait")
@@ -104,10 +108,25 @@ func (w *Webhook) AsyncCount() int64 {
 	return w.asyncCount.Load()
 }

+// Validate checks the module's configuration.
+func (w *Webhook) Validate() error {
+	if !w.enableEnvironmentProxy {
+		return nil
+	}
+
+	err := gotenberg.ValidateEnvironmentProxyVariables()
+	if err != nil {
+		return fmt.Errorf("--webhook-enable-environment-proxy is set: %w", err)
+	}
+
+	return nil
+}
+
 // Interface guards.
 var (
 	_ gotenberg.Module        = (*Webhook)(nil)
 	_ gotenberg.Provisioner   = (*Webhook)(nil)
+	_ gotenberg.Validator     = (*Webhook)(nil)
 	_ api.MiddlewareProvider  = (*Webhook)(nil)
 	_ api.AsynchronousCounter = (*Webhook)(nil)
 )
--- a/test/integration/features/chromium_convert_html.feature
+++ b/test/integration/features/chromium_convert_html.feature
@@ -548,6 +548,25 @@ Feature: /forms/chromium/convert/html
      Error: Exception 2
      """

+  Scenario: POST /forms/chromium/convert/html (Document Outline)
+    Given I have a default Gotenberg container
+    When I make a "POST" request to Gotenberg at the "/forms/chromium/convert/html" endpoint with the following form data and header(s):
+      | files                     | testdata/page-outline-html/index.html | file   |
+      | generateDocumentOutline   | true                                  | field  |
+      | Gotenberg-Output-Filename | foo                                   | header |
+    Then the response status code should be 200
+    Then the response header "Content-Type" should be "application/pdf"
+    Then there should be 1 PDF(s) in the response
+    # generateTaggedPdf is left unset, yet the outline must still be embedded:
+    # Gotenberg enables tagged PDF automatically because Chromium derives the
+    # outline from the structure tree. See issue #1579.
+    Then the "foo.pdf" PDF should have a document outline
+    When I make a "POST" request to Gotenberg at the "/forms/chromium/convert/html" endpoint with the following form data and header(s):
+      | files                     | testdata/page-outline-html/index.html | file   |
+      | Gotenberg-Output-Filename | bar                                   | header |
+    Then the response status code should be 200
+    Then the "bar.pdf" PDF should NOT have a document outline
+
  Scenario: POST /forms/chromium/convert/html (Bad Request)
    Given I have a default Gotenberg container
    When I make a "POST" request to Gotenberg at the "/forms/chromium/convert/html" endpoint with the following form data and header(s):
@@ -794,8 +813,40 @@ Feature: /forms/chromium/convert/html
      """

  # See https://github.com/gotenberg/gotenberg/issues/1130.
+  # A backslash is not a path separator on Linux, so filepath.Base leaves it in
+  # place and it reaches the archive entry names. See GHSA-hwc4-gmrw-5222.
  @split
  @output-filename
+  Scenario: POST /forms/chromium/convert/html (Split Windows Path As Output Filename)
+    Given I have a default Gotenberg container
+    When I make a "POST" request to Gotenberg at the "/forms/chromium/convert/html" endpoint with the following form data and header(s):
+      | files                     | testdata/pages-3-html/index.html   | file   |
+      | splitMode                 | intervals                          | field  |
+      | splitSpan                 | 2                                  | field  |
+      | Gotenberg-Output-Filename | ..\\..\\..\\Windows\\System32\\foo | header |
+    Then the response status code should be 200
+    Then the response header "Content-Type" should be "application/zip"
+    Then there should be 2 PDF(s) in the response
+    Then there should be the following file(s) in the response:
+      | foo.zip   |
+      | foo_0.pdf |
+      | foo_1.pdf |
+
+  Scenario: POST /forms/chromium/convert/html (Split Rooted Windows Path As Output Filename)
+    Given I have a default Gotenberg container
+    When I make a "POST" request to Gotenberg at the "/forms/chromium/convert/html" endpoint with the following form data and header(s):
+      | files                     | testdata/pages-3-html/index.html | file   |
+      | splitMode                 | intervals                        | field  |
+      | splitSpan                 | 2                                | field  |
+      | Gotenberg-Output-Filename | C:\\Windows\\Temp\\foo           | header |
+    Then the response status code should be 200
+    Then the response header "Content-Type" should be "application/zip"
+    Then there should be 2 PDF(s) in the response
+    Then there should be the following file(s) in the response:
+      | foo.zip   |
+      | foo_0.pdf |
+      | foo_1.pdf |
+
  Scenario: POST /forms/chromium/convert/html (Split Output Filename)
    Given I have a default Gotenberg container
    When I make a "POST" request to Gotenberg at the "/forms/chromium/convert/html" endpoint with the following form data and header(s):
--- a/test/integration/features/libreoffice_convert.feature
+++ b/test/integration/features/libreoffice_convert.feature
@@ -88,7 +88,7 @@ Feature: /forms/libreoffice/convert
    Then the response header "Content-Type" should be "text/plain; charset=UTF-8"
    Then the response body should match string:
      """
-      LibreOffice failed to process a document: a password may be required, or, if one has been given, it is invalid. In any case, the exact cause is uncertain.
+      The document 'protected_page_1.docx' is password-protected. Provide its password in the 'password' form field.
      """
    When I make a "POST" request to Gotenberg at the "/forms/libreoffice/convert" endpoint with the following form data and header(s):
      | files    | testdata/protected_page_1.docx | file  |
@@ -255,7 +255,7 @@ Feature: /forms/libreoffice/convert
    Then the response header "Content-Type" should be "text/plain; charset=UTF-8"
    Then the response body should match string:
      """
-      LibreOffice failed to process a document: possible causes include malformed page ranges 'foo' (nativePageRanges), or, if a password has been provided, it may not be required. In any case, the exact cause is uncertain.
+      LibreOffice could not apply the page ranges 'foo' to the document 'page_1.docx'. Check the 'nativePageRanges' form field; valid values look like '1-4', '2' or '1,3,5-7'.
      """
    When I make a "POST" request to Gotenberg at the "/forms/libreoffice/convert" endpoint with the following form data and header(s):
      | files    | testdata/page_1.docx | file  |
@@ -264,7 +264,7 @@ Feature: /forms/libreoffice/convert
    Then the response header "Content-Type" should be "text/plain; charset=UTF-8"
    Then the response body should match string:
      """
-      LibreOffice failed to process a document: possible causes include malformed page ranges '' (nativePageRanges), or, if a password has been provided, it may not be required. In any case, the exact cause is uncertain.
+      The document 'page_1.docx' is not password-protected. Remove the 'password' form field.
      """
    When I make a "POST" request to Gotenberg at the "/forms/libreoffice/convert" endpoint with the following form data and header(s):
      | files    | testdata/protected_page_1.docx | file  |
@@ -273,7 +273,7 @@ Feature: /forms/libreoffice/convert
    Then the response header "Content-Type" should be "text/plain; charset=UTF-8"
    Then the response body should match string:
      """
-      LibreOffice failed to process a document: a password may be required, or, if one has been given, it is invalid. In any case, the exact cause is uncertain.
+      The password for the document 'protected_page_1.docx' is incorrect. Check the 'password' form field.
      """
    When I make a "POST" request to Gotenberg at the "/forms/libreoffice/convert" endpoint with the following form data and header(s):
      | files | testdata/page_1.docx | file  |
--- a/test/integration/features/output_filename.feature
+++ b/test/integration/features/output_filename.feature
@@ -22,6 +22,17 @@ Feature: Output Filename
    Then there should be the following file(s) in the response:
      | foo.zip |

+  # See GHSA-hwc4-gmrw-5222.
+  Scenario: Windows Path As Filename
+    Given I have a default Gotenberg container
+    When I make a "POST" request to Gotenberg at the "/forms/pdfengines/flatten" endpoint with the following form data and header(s):
+      | files                     | testdata/page_1.pdf    | file   |
+      | Gotenberg-Output-Filename | C:\\Windows\\Temp\\foo | header |
+    Then the response status code should be 200
+    Then the response header "Content-Type" should be "application/pdf"
+    Then there should be the following file(s) in the response:
+      | foo.pdf |
+
  # See https://github.com/gotenberg/gotenberg/issues/1227.
  Scenario: Path As Filename
    Given I have a default Gotenberg container
--- a/test/integration/scenario/scenario.go
+++ b/test/integration/scenario/scenario.go
@@ -1077,6 +1077,60 @@ func (s *scenario) thePdfShouldBeSetToLandscapeOrientation(ctx context.Context,
 	return nil
 }

+func (s *scenario) thePdfShouldHaveADocumentOutline(ctx context.Context, name, kind string) error {
+	var path string
+	if !strings.HasPrefix(name, "*_") {
+		path = fmt.Sprintf("%s/%s/%s", s.workdir, s.resp.Header().Get("Gotenberg-Trace"), name)
+
+		_, err := os.Stat(path)
+		if os.IsNotExist(err) {
+			return fmt.Errorf("PDF %q does not exist", path)
+		}
+	} else {
+		substr := strings.ReplaceAll(name, "*_", "")
+		err := filepath.Walk(s.teststoreDir, func(currentPath string, info os.FileInfo, pathErr error) error {
+			if pathErr != nil {
+				return pathErr
+			}
+			if strings.Contains(info.Name(), substr) {
+				path = currentPath
+				return filepath.SkipDir
+			}
+			return nil
+		})
+		if err != nil {
+			return fmt.Errorf("walk %q: %w", s.workdir, err)
+		}
+	}
+
+	cmd := []string{
+		"verapdf",
+		"-off",
+		"--extract",
+		"outlines",
+		filepath.Base(path),
+	}
+
+	output, err := execCommandInIntegrationToolsContainer(ctx, cmd, path)
+	if err != nil {
+		return fmt.Errorf("exec %q: %w", cmd, err)
+	}
+
+	// veraPDF emits an empty features report when the catalog holds no outline.
+	hasOutline := !strings.Contains(output, "<featuresReport></featuresReport>")
+	invert := kind == "should NOT"
+
+	if !invert && !hasOutline {
+		return fmt.Errorf("PDF %q has no document outline", path)
+	}
+
+	if invert && hasOutline {
+		return fmt.Errorf("PDF %q has a document outline", path)
+	}
+
+	return nil
+}
+
 // pdfPageText extracts the text of a single page from a produced PDF using
 // pdftotext. name is either a literal filename or a "*_" glob resolved against
 // the test store.
@@ -1541,6 +1595,7 @@ func InitializeScenario(ctx *godog.ScenarioContext) {
 	ctx.Then(`^the (response|webhook request) PDF\(s\) should declare Factur-X XMP with conformance level "([^"]*)"$`, s.thePdfsShouldDeclareFacturXConformanceLevel)
 	ctx.Then(`^the "([^"]*)" PDF should have (\d+) page\(s\)$`, s.thePdfShouldHavePages)
 	ctx.Then(`^the "([^"]*)" PDF (should|should NOT) be set to landscape orientation$`, s.thePdfShouldBeSetToLandscapeOrientation)
+	ctx.Then(`^the "([^"]*)" PDF (should|should NOT) have a document outline$`, s.thePdfShouldHaveADocumentOutline)
 	ctx.Then(`^the "([^"]*)" PDF (should|should NOT) have the following content at page (\d+):$`, s.thePdfShouldHaveTheFollowingContentAtPage)
 	ctx.Then(`^the "([^"]*)" PDF (should|should NOT) have content matching "([^"]*)" at page (\d+)$`, s.thePdfShouldHaveContentMatchingAtPage)
 	ctx.Then(`^the "([^"]*)" PDF should have (\d+) image\(s\)$`, s.thePdfShouldHaveImages)
--- a/test/integration/testdata/page-outline-html/index.html
+++ b/test/integration/testdata/page-outline-html/index.html
@@ -0,0 +1,16 @@
+<!doctype html>
+<html lang="en">
+  <head>
+    <title>Outline</title>
+  </head>
+  <body>
+    <h1>Chapter 1</h1>
+    <p>Intro.</p>
+    <h2>Section 1.1</h2>
+    <p>Body.</p>
+    <h1>Chapter 2</h1>
+    <p>Intro.</p>
+    <h2>Section 2.1</h2>
+    <p>Body.</p>
+  </body>
+</html>
Author	SHA1	Message	Date
Julien Neuhart	9ec7be4687	docs: use real identifiers in the Godoc examples	2026-08-07 19:56:54 +02:00
Julien Neuhart	de7f335791	fix(outbound): keep dial pinning for hops the environment proxy declines	2026-08-07 16:37:03 +02:00
Julien Neuhart	815f586315	fix(chromium): bound the total scope matching time per conversion	2026-08-07 16:29:55 +02:00
Julien Neuhart	b71df026f6	fix(api): sanitize the output filename header	2026-08-07 16:22:42 +02:00
Julien Neuhart	8d29638b74	fix(pdfcpu): pass --force when writing over the input file	2026-08-07 15:49:53 +02:00
Julien Neuhart	63c9a36599	chore(deps): update unoconverter to v0.4.0	2026-08-07 15:40:42 +02:00
Julien Neuhart	31fa392db2	fix(libreoffice)!: return 500 when a failure is not the client's fault	2026-08-07 15:33:44 +02:00
Julien Neuhart	bb0b874d16	fix(telemetry): align resource semconv with otel sdk 1.45 detectors	2026-08-07 14:04:37 +02:00
Julien Neuhart	60f5a7b996	chore(deps): update go version in go.mod	2026-08-07 13:57:14 +02:00
Effy Teva	8b559eb699	chore(deps): update Golang and pdfcpu version	2026-08-07 13:47:41 +02:00
dependabot[bot]	50e8e44bc1	chore(deps): bump go.opentelemetry.io/otel/sdk from 1.44.0 to 1.45.0 Bumps [go.opentelemetry.io/otel/sdk](https://github.com/open-telemetry/opentelemetry-go) from 1.44.0 to 1.45.0. - [Release notes](https://github.com/open-telemetry/opentelemetry-go/releases) - [Changelog](https://github.com/open-telemetry/opentelemetry-go/blob/main/CHANGELOG.md) - [Commits](https://github.com/open-telemetry/opentelemetry-go/compare/v1.44.0...v1.45.0) --- updated-dependencies: - dependency-name: go.opentelemetry.io/otel/sdk dependency-version: 1.45.0 dependency-type: direct:production update-type: version-update:semver-minor ... Signed-off-by: dependabot[bot] <support@github.com>	2026-08-07 13:46:53 +02:00
dependabot[bot]	b243283c9b	chore(deps): bump github.com/shirou/gopsutil/v4 from 4.26.6 to 4.26.7 Bumps [github.com/shirou/gopsutil/v4](https://github.com/shirou/gopsutil) from 4.26.6 to 4.26.7. - [Release notes](https://github.com/shirou/gopsutil/releases) - [Commits](https://github.com/shirou/gopsutil/compare/v4.26.6...v4.26.7) --- updated-dependencies: - dependency-name: github.com/shirou/gopsutil/v4 dependency-version: 4.26.7 dependency-type: direct:production update-type: version-update:semver-patch ... Signed-off-by: dependabot[bot] <support@github.com>	2026-08-07 13:46:22 +02:00
dependabot[bot]	a0d5e93ced	chore(deps): bump github.com/cucumber/godog from 0.15.1 to 0.16.0 Bumps [github.com/cucumber/godog](https://github.com/cucumber/godog) from 0.15.1 to 0.16.0. - [Release notes](https://github.com/cucumber/godog/releases) - [Changelog](https://github.com/cucumber/godog/blob/main/CHANGELOG.md) - [Commits](https://github.com/cucumber/godog/compare/v0.15.1...v0.16.0) --- updated-dependencies: - dependency-name: github.com/cucumber/godog dependency-version: 0.16.0 dependency-type: direct:production update-type: version-update:semver-minor ... Signed-off-by: dependabot[bot] <support@github.com>	2026-08-07 13:44:30 +02:00
dependabot[bot]	7568fc379b	chore(deps): bump go.opentelemetry.io/otel from 1.44.0 to 1.45.0 Bumps [go.opentelemetry.io/otel](https://github.com/open-telemetry/opentelemetry-go) from 1.44.0 to 1.45.0. - [Release notes](https://github.com/open-telemetry/opentelemetry-go/releases) - [Changelog](https://github.com/open-telemetry/opentelemetry-go/blob/main/CHANGELOG.md) - [Commits](https://github.com/open-telemetry/opentelemetry-go/compare/v1.44.0...v1.45.0) --- updated-dependencies: - dependency-name: go.opentelemetry.io/otel dependency-version: 1.45.0 dependency-type: direct:production update-type: version-update:semver-minor ... Signed-off-by: dependabot[bot] <support@github.com>	2026-08-07 13:43:48 +02:00
dependabot[bot]	5b21dbf1a9	chore(deps): bump github.com/moby/moby/client from 0.5.0 to 0.5.1 Bumps [github.com/moby/moby/client](https://github.com/moby/moby) from 0.5.0 to 0.5.1. - [Release notes](https://github.com/moby/moby/releases) - [Changelog](https://github.com/moby/moby/blob/v0.5.1/CHANGELOG.md) - [Commits](https://github.com/moby/moby/compare/v0.5.0...v0.5.1) --- updated-dependencies: - dependency-name: github.com/moby/moby/client dependency-version: 0.5.1 dependency-type: direct:production update-type: version-update:semver-patch ... Signed-off-by: dependabot[bot] <support@github.com>	2026-07-31 09:33:37 +02:00
dependabot[bot]	0a62359691	chore(deps-dev): bump prettier from 3.9.5 to 3.9.6 Bumps [prettier](https://github.com/prettier/prettier) from 3.9.5 to 3.9.6. - [Release notes](https://github.com/prettier/prettier/releases) - [Changelog](https://github.com/prettier/prettier/blob/main/CHANGELOG.md) - [Commits](https://github.com/prettier/prettier/compare/3.9.5...3.9.6) --- updated-dependencies: - dependency-name: prettier dependency-version: 3.9.6 dependency-type: direct:development update-type: version-update:semver-patch ... Signed-off-by: dependabot[bot] <support@github.com>	2026-07-31 09:32:02 +02:00
dependabot[bot]	7418b5cab3	chore(deps): bump github.com/prometheus/client_golang Bumps [github.com/prometheus/client_golang](https://github.com/prometheus/client_golang) from 1.24.0 to 1.24.1. - [Release notes](https://github.com/prometheus/client_golang/releases) - [Changelog](https://github.com/prometheus/client_golang/blob/v1.24.1/CHANGELOG.md) - [Commits](https://github.com/prometheus/client_golang/compare/v1.24.0...v1.24.1) --- updated-dependencies: - dependency-name: github.com/prometheus/client_golang dependency-version: 1.24.1 dependency-type: direct:production update-type: version-update:semver-patch ... Signed-off-by: dependabot[bot] <support@github.com>	2026-07-31 09:31:41 +02:00
dependabot[bot]	337a5cca64	chore(deps): bump google.golang.org/grpc from 1.81.1 to 1.82.1 Bumps [google.golang.org/grpc](https://github.com/grpc/grpc-go) from 1.81.1 to 1.82.1. - [Release notes](https://github.com/grpc/grpc-go/releases) - [Commits](https://github.com/grpc/grpc-go/compare/v1.81.1...v1.82.1) --- updated-dependencies: - dependency-name: google.golang.org/grpc dependency-version: 1.82.1 dependency-type: indirect ... Signed-off-by: dependabot[bot] <support@github.com>	2026-07-24 09:33:58 +02:00
dependabot[bot]	387fce2cf6	chore(deps): bump github.com/prometheus/client_golang Bumps [github.com/prometheus/client_golang](https://github.com/prometheus/client_golang) from 1.23.2 to 1.24.0. - [Release notes](https://github.com/prometheus/client_golang/releases) - [Changelog](https://github.com/prometheus/client_golang/blob/v1.24.0/CHANGELOG.md) - [Commits](https://github.com/prometheus/client_golang/compare/v1.23.2...v1.24.0) --- updated-dependencies: - dependency-name: github.com/prometheus/client_golang dependency-version: 1.24.0 dependency-type: direct:production update-type: version-update:semver-minor ... Signed-off-by: dependabot[bot] <support@github.com>	2026-07-24 09:32:26 +02:00
dependabot[bot]	c89991cc0d	chore(deps-dev): bump prettier-plugin-sh from 0.18.1 to 0.19.0 Bumps [prettier-plugin-sh](https://github.com/un-ts/prettier) from 0.18.1 to 0.19.0. - [Release notes](https://github.com/un-ts/prettier/releases) - [Changelog](https://github.com/un-ts/prettier/blob/master/CHANGELOG.md) - [Commits](https://github.com/un-ts/prettier/compare/prettier-plugin-sh@0.18.1...prettier-plugin-sh@0.19.0) --- updated-dependencies: - dependency-name: prettier-plugin-sh dependency-version: 0.19.0 dependency-type: direct:development update-type: version-update:semver-minor ... Signed-off-by: dependabot[bot] <support@github.com>	2026-07-24 09:32:18 +02:00
dependabot[bot]	0c8d681c35	chore(deps): bump actions/setup-go from 6 to 7 Bumps [actions/setup-go](https://github.com/actions/setup-go) from 6 to 7. - [Release notes](https://github.com/actions/setup-go/releases) - [Commits](https://github.com/actions/setup-go/compare/v6...v7) --- updated-dependencies: - dependency-name: actions/setup-go dependency-version: '7' dependency-type: direct:production update-type: version-update:semver-major ... Signed-off-by: dependabot[bot] <support@github.com>	2026-07-17 16:44:40 +02:00
dependabot[bot]	3d300c2a09	chore(deps): bump actions/setup-node from 6 to 7 Bumps [actions/setup-node](https://github.com/actions/setup-node) from 6 to 7. - [Release notes](https://github.com/actions/setup-node/releases) - [Commits](https://github.com/actions/setup-node/compare/v6...v7) --- updated-dependencies: - dependency-name: actions/setup-node dependency-version: '7' dependency-type: direct:production update-type: version-update:semver-major ... Signed-off-by: dependabot[bot] <support@github.com>	2026-07-17 16:44:29 +02:00
dependabot[bot]	8aa5a4f0e7	chore(deps-dev): bump prettier from 3.9.4 to 3.9.5 Bumps [prettier](https://github.com/prettier/prettier) from 3.9.4 to 3.9.5. - [Release notes](https://github.com/prettier/prettier/releases) - [Changelog](https://github.com/prettier/prettier/blob/main/CHANGELOG.md) - [Commits](https://github.com/prettier/prettier/compare/3.9.4...3.9.5) --- updated-dependencies: - dependency-name: prettier dependency-version: 3.9.5 dependency-type: direct:development update-type: version-update:semver-patch ... Signed-off-by: dependabot[bot] <support@github.com>	2026-07-17 16:27:45 +02:00
Julien Neuhart	a92a7fedba	feat(outbound): support authenticated proxy from environment variables	2026-07-15 20:08:29 +02:00
Julien Neuhart	d0e3991d16	fix(chromium): serialize browser starts to prevent pinning proxy latch after a start timeout	2026-07-15 19:04:38 +02:00
dependabot[bot]	d67ef724f9	chore(deps): bump golang.org/x/net from 0.56.0 to 0.57.0 Bumps [golang.org/x/net](https://github.com/golang/net) from 0.56.0 to 0.57.0. - [Commits](https://github.com/golang/net/compare/v0.56.0...v0.57.0) --- updated-dependencies: - dependency-name: golang.org/x/net dependency-version: 0.57.0 dependency-type: direct:production update-type: version-update:semver-minor ... Signed-off-by: dependabot[bot] <support@github.com>	2026-07-13 10:08:40 +02:00
dependabot[bot]	68a0a9e5c1	chore(deps): bump golang.org/x/text from 0.38.0 to 0.40.0 Bumps [golang.org/x/text](https://github.com/golang/text) from 0.38.0 to 0.40.0. - [Release notes](https://github.com/golang/text/releases) - [Commits](https://github.com/golang/text/compare/v0.38.0...v0.40.0) --- updated-dependencies: - dependency-name: golang.org/x/text dependency-version: 0.40.0 dependency-type: direct:production update-type: version-update:semver-minor ... Signed-off-by: dependabot[bot] <support@github.com>	2026-07-13 10:05:55 +02:00
dependabot[bot]	b5f77c3b73	chore(deps-dev): bump prettier from 3.8.4 to 3.9.4 Bumps [prettier](https://github.com/prettier/prettier) from 3.8.4 to 3.9.4. - [Release notes](https://github.com/prettier/prettier/releases) - [Changelog](https://github.com/prettier/prettier/blob/main/CHANGELOG.md) - [Commits](https://github.com/prettier/prettier/compare/3.8.4...3.9.4) --- updated-dependencies: - dependency-name: prettier dependency-version: 3.9.4 dependency-type: direct:development update-type: version-update:semver-minor ... Signed-off-by: dependabot[bot] <support@github.com>	2026-07-13 10:05:42 +02:00
dependabot[bot]	be5dcf943d	chore(deps): bump github.com/shirou/gopsutil/v4 from 4.26.5 to 4.26.6 Bumps [github.com/shirou/gopsutil/v4](https://github.com/shirou/gopsutil) from 4.26.5 to 4.26.6. - [Release notes](https://github.com/shirou/gopsutil/releases) - [Commits](https://github.com/shirou/gopsutil/compare/v4.26.5...v4.26.6) --- updated-dependencies: - dependency-name: github.com/shirou/gopsutil/v4 dependency-version: 4.26.6 dependency-type: direct:production update-type: version-update:semver-patch ... Signed-off-by: dependabot[bot] <support@github.com>	2026-07-03 08:48:29 +02:00
dependabot[bot]	9ca1e302bd	chore(deps): bump github.com/testcontainers/testcontainers-go Bumps [github.com/testcontainers/testcontainers-go](https://github.com/testcontainers/testcontainers-go) from 0.42.0 to 0.43.0. - [Release notes](https://github.com/testcontainers/testcontainers-go/releases) - [Commits](https://github.com/testcontainers/testcontainers-go/compare/v0.42.0...v0.43.0) --- updated-dependencies: - dependency-name: github.com/testcontainers/testcontainers-go dependency-version: 0.43.0 dependency-type: direct:production update-type: version-update:semver-minor ... Signed-off-by: dependabot[bot] <support@github.com>	2026-06-29 10:54:03 +02:00
dependabot[bot]	3617bc6587	chore(deps): bump github.com/moby/moby/client from 0.4.1 to 0.5.0 Bumps [github.com/moby/moby/client](https://github.com/moby/moby) from 0.4.1 to 0.5.0. - [Release notes](https://github.com/moby/moby/releases) - [Changelog](https://github.com/moby/moby/blob/v0.5.0/CHANGELOG.md) - [Commits](https://github.com/moby/moby/compare/v0.4.1...v0.5.0) --- updated-dependencies: - dependency-name: github.com/moby/moby/client dependency-version: 0.5.0 dependency-type: direct:production update-type: version-update:semver-minor ... Signed-off-by: dependabot[bot] <support@github.com>	2026-06-19 09:17:04 +02:00
dependabot[bot]	874adf076c	chore(deps): bump github.com/moby/moby/api from 1.54.2 to 1.55.0 Bumps [github.com/moby/moby/api](https://github.com/moby/moby) from 1.54.2 to 1.55.0. - [Release notes](https://github.com/moby/moby/releases) - [Commits](https://github.com/moby/moby/compare/api/v1.54.2...api/v1.55.0) --- updated-dependencies: - dependency-name: github.com/moby/moby/api dependency-version: 1.55.0 dependency-type: direct:production update-type: version-update:semver-minor ... Signed-off-by: dependabot[bot] <support@github.com>	2026-06-19 09:15:11 +02:00
dependabot[bot]	9d83255ecd	chore(deps): bump actions/checkout from 6 to 7 Bumps [actions/checkout](https://github.com/actions/checkout) from 6 to 7. - [Release notes](https://github.com/actions/checkout/releases) - [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md) - [Commits](https://github.com/actions/checkout/compare/v6...v7) --- updated-dependencies: - dependency-name: actions/checkout dependency-version: '7' dependency-type: direct:production update-type: version-update:semver-major ... Signed-off-by: dependabot[bot] <support@github.com>	2026-06-19 09:14:56 +02:00
dependabot[bot]	3b43bfbf33	chore(deps-dev): bump prettier from 3.8.3 to 3.8.4 Bumps [prettier](https://github.com/prettier/prettier) from 3.8.3 to 3.8.4. - [Release notes](https://github.com/prettier/prettier/releases) - [Changelog](https://github.com/prettier/prettier/blob/main/CHANGELOG.md) - [Commits](https://github.com/prettier/prettier/compare/3.8.3...3.8.4) --- updated-dependencies: - dependency-name: prettier dependency-version: 3.8.4 dependency-type: direct:development update-type: version-update:semver-patch ... Signed-off-by: dependabot[bot] <support@github.com>	2026-06-16 17:55:55 +02:00
Julien Neuhart	7614964109	chore(deps): update Go dependencies, keep chromedp pinned to v0.14.2	2026-06-16 17:40:44 +02:00
Julien Neuhart	7b054da4e7	fix(chromium): generateDocumentOutline now implies generateTaggedPdf	2026-06-16 17:06:10 +02:00