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CVE-2026-41408: OpenClaw: Tlon media downloads can bypass core safety limits and exhaust disk

April 7, 2026 (updated May 6, 2026)

Tlon media downloads can bypass core safety limits and exhaust disk

References

  • github.com/advisories/GHSA-4g5x-2jfc-xm98
  • github.com/openclaw/openclaw/commit/2194587d70d2aef863508b945319c5a7c88b12ce
  • github.com/openclaw/openclaw/security/advisories/GHSA-4g5x-2jfc-xm98
  • nvd.nist.gov/vuln/detail/CVE-2026-41408
  • www.vulncheck.com/advisories/openclaw-disk-exhaustion-via-media-download-bypass

Code Behaviors & Features

Detect and mitigate CVE-2026-41408 with GitLab Dependency Scanning

Secure your software supply chain by verifying that all open source dependencies used in your projects contain no disclosed vulnerabilities. Dependency Scanning using SBOM also detects vulnerabilities from proprietary advisories that this site does not include. Learn more about Dependency Scanning using SBOM →

Affected versions

All versions before 2026.3.31

Fixed versions

  • 2026.3.31

Solution

Upgrade to version 2026.3.31 or above.

Impact 6.5 MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Learn more about CVSS

Weakness

  • CWE-434: Unrestricted Upload of File with Dangerous Type
  • CWE-770: Allocation of Resources Without Limits or Throttling

Source file

npm/openclaw/CVE-2026-41408.yml

Spotted a mistake? Edit the file on GitLab.

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