Vulnerability Description
OpenClaw before 2026.5.12 contains an allowlist bypass vulnerability in shell inline-command parsing that allows authenticated operators to execute unapproved commands. A command request using shell inline-command forms could route through a parser case missing the expected allowlist decision, enabling shell content execution without intended approval prompts.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Openclaw | Openclaw | < 2026.5.12 |
Related Weaknesses (CWE)
References
- https://github.com/openclaw/openclaw/security/advisories/GHSA-f397-5vjw-v2c2Vendor Advisory
- https://www.vulncheck.com/advisories/openclaw-allowlist-bypass-in-shell-inline-cThird Party Advisory
FAQ
What is CVE-2026-53866?
CVE-2026-53866 is a vulnerability with a CVSS score of 8.1 (HIGH). OpenClaw before 2026.5.12 contains an allowlist bypass vulnerability in shell inline-command parsing that allows authenticated operators to execute unapproved commands. A command request using shell i...
How severe is CVE-2026-53866?
CVE-2026-53866 has been rated HIGH with a CVSS base score of 8.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-53866?
Check the references section above for vendor advisories and patch information. Affected products include: Openclaw Openclaw.