AI agent vulnerability · OpenClaw

CVE-2026-43576: OpenClaw: CDP /json/version WebSocket URL could pivot to untrusted second-hop targets

mediumCVSS 4.0 4.9 · 3.1 7.7GHSA-f7fh-qg34-x2xh

Summary CDP /json/version WebSocket URL could pivot to untrusted second-hop targets. Affected Packages / Versions - Package: openclaw - Ecosystem: npm - Affected versions: = 2026.4.5 Impact A browser profile could trust a CDP /json/version response whose webSocketDebuggerUrl pointed at a different host, enabling a second-hop SSRF-style pivot.

Published Apr 17, 2026 · Updated May 12, 2026

Affected packages

openclaw

Ecosystem: npm
Affected: < 2026.4.5
Fixed in: 2026.4.5
Check: npm ls openclaw

Advisory details

From the GitHub Advisory Database (CC BY 4.0).

Summary

CDP /json/version WebSocket URL could pivot to untrusted second-hop targets.

Affected Packages / Versions

Package: openclaw
Ecosystem: npm
Affected versions: < 2026.4.5
Patched versions: >= 2026.4.5

Impact

A browser profile could trust a CDP /json/version response whose webSocketDebuggerUrl pointed at a different host, enabling a second-hop SSRF-style pivot.

Technical Details

The fix normalizes and re-validates direct CDP WebSocket targets before connecting.

Fix

The issue was fixed in #60469. The first stable tag containing the fix is v2026.4.5, and [email protected] includes the fix.

Fix Commit(s)

bc356cc8c2beaa747c71dd86cceab8f804699665
PR: #60469

Release Process Note

Users should upgrade to openclaw 2026.4.5 or newer. The latest npm release, 2026.4.14, already includes the fix.

Credits

Thanks to @tdjackey for reporting this issue.

Credited to nicky-cc.

References

How this page is made: the data panel comes from the GitHub Advisory Database, CISA’s KEV catalog, the NVD and FIRST EPSS, and updates twice a day. No analysis has been written for this entry yet. Methodology

More OpenClaw vulnerabilities

All OpenClaw entries