Vulnerability Description
OpenClaw before 2026.5.12 contains a cross-site scripting vulnerability in exported session HTML that preserves unsafe javascript: and data: links in generated content. Attackers can execute browser-side scripts if a trusted operator opens the exported file and activates a malicious link.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Openclaw | Openclaw | < 2026.5.12 |
Related Weaknesses (CWE)
References
- https://github.com/openclaw/openclaw/security/advisories/GHSA-w9hf-3pp7-pvxvVendor Advisory
- https://www.vulncheck.com/advisories/openclaw-cross-site-scripting-via-unsafe-maThird Party Advisory
FAQ
What is CVE-2026-53841?
CVE-2026-53841 is a vulnerability with a CVSS score of 6.1 (MEDIUM). OpenClaw before 2026.5.12 contains a cross-site scripting vulnerability in exported session HTML that preserves unsafe javascript: and data: links in generated content. Attackers can execute browser-s...
How severe is CVE-2026-53841?
CVE-2026-53841 has been rated MEDIUM with a CVSS base score of 6.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-53841?
Check the references section above for vendor advisories and patch information. Affected products include: Openclaw Openclaw.