Vulnerability Description
OpenClaw before 2026.5.18 contains an insufficient provenance validation vulnerability in node event handling that allows paired nodes to forge exec lifecycle events without system.run authorization. A malicious or compromised paired node can send crafted node.event messages to the gateway, steering target sessions into exec-event paths that expose capabilities the reduced node surface should not provide.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Openclaw | Openclaw | < 2026.5.18 |
Related Weaknesses (CWE)
References
- https://github.com/openclaw/openclaw/security/advisories/GHSA-3c6j-hq33-3jv4MitigationVendor Advisory
- https://www.vulncheck.com/advisories/openclaw-exec-lifecycle-event-forgery-via-pThird Party Advisory
FAQ
What is CVE-2026-53816?
CVE-2026-53816 is a vulnerability with a CVSS score of 7.2 (HIGH). OpenClaw before 2026.5.18 contains an insufficient provenance validation vulnerability in node event handling that allows paired nodes to forge exec lifecycle events without system.run authorization. ...
How severe is CVE-2026-53816?
CVE-2026-53816 has been rated HIGH with a CVSS base score of 7.2/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-53816?
Check the references section above for vendor advisories and patch information. Affected products include: Openclaw Openclaw.