Vulnerability Description
OpenClaw before 2026.3.24 contains a sandbox bypass vulnerability in the message tool that allows attackers to read arbitrary local files by using mediaUrl and fileUrl alias parameters that bypass localRoots validation. Remote attackers can exploit this by routing file requests through unvalidated alias parameters to access files outside the intended sandbox directory.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Openclaw | Openclaw | < 2026.3.24 |
Related Weaknesses (CWE)
References
- https://github.com/openclaw/openclaw/commit/1d7cb6fc03552bbba00e7cffb3aa9741f555Patch
- https://github.com/openclaw/openclaw/security/advisories/GHSA-v8wv-jg3q-qwpqVendor Advisory
- https://www.vulncheck.com/advisories/openclaw-arbitrary-file-read-via-mediaurl-aThird Party Advisory
FAQ
What is CVE-2026-33581?
CVE-2026-33581 is a vulnerability with a CVSS score of 6.5 (MEDIUM). OpenClaw before 2026.3.24 contains a sandbox bypass vulnerability in the message tool that allows attackers to read arbitrary local files by using mediaUrl and fileUrl alias parameters that bypass loc...
How severe is CVE-2026-33581?
CVE-2026-33581 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-33581?
Check the references section above for vendor advisories and patch information. Affected products include: Openclaw Openclaw.