CVE-2026-43576

OpenClaw before 2026.4.5 contains a server-side request forgery vulnerability in the CDP /json/version WebSocket endpoint that allows attackers to pivot to untrusted second-hop targets. The webSocketDebuggerUrl response field is not properly validated, enabling attackers to redirect connections to arbitrary hosts and perform SSRF-style attacks.

Score

CVSS 3.1 7.7 High

Status

Analyzed - disclosure@vulncheck.com

Published

2026-05-06

Last modified

2026-05-07

Weaknesses

CWE-601, CWE-918

Affected products

• Openclaw (Openclaw)

References

• https://github.com/openclaw/openclaw/commit/bc356cc8c2beaa747c71dd86cceab8f804699665
• https://github.com/openclaw/openclaw/security/advisories/GHSA-f7fh-qg34-x2xh
• https://www.vulncheck.com/advisories/openclaw-second-hop-ssrf-via-cdp-json-version-websocket-url