Vulnerability Description
OpenClaw before 2026.3.31 contains a time-of-check-time-of-use vulnerability in sandbox file operations that allows attackers to bypass fd-based defenses. Attackers can exploit check-then-act patterns in apply_patch, remove, and mkdir operations to manipulate files between validation and execution.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Openclaw | Openclaw | < 2026.3.31 |
Related Weaknesses (CWE)
References
- https://github.com/openclaw/openclaw/commit/32a4a47d602e0618f87b3e59f94d8c142767Patch
- https://github.com/openclaw/openclaw/security/advisories/GHSA-rm5c-4rmf-vvhwVendor Advisory
- https://www.vulncheck.com/advisories/openclaw-time-of-check-time-of-use-toctou-vThird Party Advisory
FAQ
What is CVE-2026-41338?
CVE-2026-41338 is a vulnerability with a CVSS score of 5.0 (MEDIUM). OpenClaw before 2026.3.31 contains a time-of-check-time-of-use vulnerability in sandbox file operations that allows attackers to bypass fd-based defenses. Attackers can exploit check-then-act patterns...
How severe is CVE-2026-41338?
CVE-2026-41338 has been rated MEDIUM with a CVSS base score of 5.0/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-41338?
Check the references section above for vendor advisories and patch information. Affected products include: Openclaw Openclaw.