Vulnerability Description
OpenClaw before 2026.3.31 fails to properly sanitize PIP_INDEX_URL and UV_INDEX_URL environment variables in host execution contexts, allowing attackers to redirect Python package-index traffic. Attackers can exploit this bypass to intercept or manipulate package management operations by injecting malicious index URLs through unsanitized environment variables.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Openclaw | Openclaw | < 2026.3.31 |
Related Weaknesses (CWE)
References
- https://github.com/openclaw/openclaw/commit/7ae1bb0c7799fd0cbd2d4de7b0f5b8039837Patch
- https://github.com/openclaw/openclaw/security/advisories/GHSA-7ggg-pvrf-458vVendor Advisory
- https://www.vulncheck.com/advisories/openclaw-environment-variable-bypass-in-pacThird Party Advisory
FAQ
What is CVE-2026-41391?
CVE-2026-41391 is a vulnerability with a CVSS score of 5.3 (MEDIUM). OpenClaw before 2026.3.31 fails to properly sanitize PIP_INDEX_URL and UV_INDEX_URL environment variables in host execution contexts, allowing attackers to redirect Python package-index traffic. Attac...
How severe is CVE-2026-41391?
CVE-2026-41391 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-2026-41391?
Check the references section above for vendor advisories and patch information. Affected products include: Openclaw Openclaw.