CVE-2026-41299: OpenClaw: Gateway chat.send ACP-only provenance guard could be bypassed by client identity spoofing

March 31, 2026 (updated April 20, 2026)

ACP-only provenance fields in chat.send were gated by self-declared client metadata from the WebSocket handshake rather than verified authorization state.

References

github.com/advisories/GHSA-6xg4-82hv-cp6f
github.com/openclaw/openclaw
github.com/openclaw/openclaw/commit/4b9542716c26ac77652bcaa0f562043b298b409f
github.com/openclaw/openclaw/security/advisories/GHSA-6xg4-82hv-cp6f
nvd.nist.gov/vuln/detail/CVE-2026-41299

Code Behaviors & Features

Detect and mitigate CVE-2026-41299 with GitLab Dependency Scanning

Secure your software supply chain by verifying that all open source dependencies used in your projects contain no disclosed vulnerabilities. Learn more about Dependency Scanning →