Vulnerability Description
OpenClaw versions 2026.4.7 before 2026.4.14 contain a privilege escalation vulnerability where heartbeat owner downgrade logic skips webhook wake events carrying untrusted content. Attackers can exploit this by sending untrusted webhook wake events to preserve owner-like execution context when the run should have been downgraded.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Openclaw | Openclaw | >= 2026.4.7, < 2026.4.14 |
Related Weaknesses (CWE)
References
- https://github.com/openclaw/openclaw/commit/31281bc92f55796817a92bc43f722cba1e77Patch
- https://github.com/openclaw/openclaw/security/advisories/GHSA-g2hm-779g-vm32Vendor Advisory
- https://www.vulncheck.com/advisories/openclaw-privilege-escalation-via-untrustedThird Party Advisory
FAQ
What is CVE-2026-43566?
CVE-2026-43566 is a vulnerability with a CVSS score of 9.1 (CRITICAL). OpenClaw versions 2026.4.7 before 2026.4.14 contain a privilege escalation vulnerability where heartbeat owner downgrade logic skips webhook wake events carrying untrusted content. Attackers can explo...
How severe is CVE-2026-43566?
CVE-2026-43566 has been rated CRITICAL with a CVSS base score of 9.1/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2026-43566?
Check the references section above for vendor advisories and patch information. Affected products include: Openclaw Openclaw.