Vulnerability Description
OpenClaw versions prior to 2026.3.2 contain a race condition vulnerability in ZIP extraction that allows local attackers to write files outside the intended destination directory. Attackers can exploit a time-of-check-time-of-use race between path validation and file write operations by rebinding parent directory symlinks to redirect writes outside the extraction root.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Openclaw | Openclaw | < 2026.3.2 |
Related Weaknesses (CWE)
References
- https://github.com/openclaw/openclaw/commit/7dac9b05dd9d38dd3929637f26fa356fd8bdPatch
- https://github.com/openclaw/openclaw/security/advisories/GHSA-r54r-wmmq-mh84MitigationVendor Advisory
- https://www.vulncheck.com/advisories/openclaw-arbitrary-file-write-via-zip-extraThird Party Advisory
FAQ
What is CVE-2026-27670?
CVE-2026-27670 is a vulnerability with a CVSS score of 5.3 (MEDIUM). OpenClaw versions prior to 2026.3.2 contain a race condition vulnerability in ZIP extraction that allows local attackers to write files outside the intended destination directory. Attackers can exploi...
How severe is CVE-2026-27670?
CVE-2026-27670 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-27670?
Check the references section above for vendor advisories and patch information. Affected products include: Openclaw Openclaw.