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21 lines
732 B
HTML
21 lines
732 B
HTML
<!doctype html>
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<html lang="en">
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<head>
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<meta charset="utf-8" />
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<title>WebSocket SSRF</title>
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</head>
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<body>
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<h1>WebSocket SSRF</h1>
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<script type="application/javascript">
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// Both targets resolve to non-public addresses, so CHROMIUM_DENY_PRIVATE_IPS
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// must block them. Unlike fetch/XHR/sub-resources, a WebSocket handshake is
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// never surfaced as a Fetch.requestPaused event, so it currently escapes the
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// outbound filter entirely.
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// 127.0.0.1 -> loopback
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// 169.254.169.254 -> link-local (cloud metadata)
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new WebSocket("ws://127.0.0.1:9999/ssrf-websocket");
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new WebSocket("ws://169.254.169.254:80/ssrf-websocket");
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</script>
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</body>
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</html>
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