Resource exhaustion in Openclaw
CVE-2026-41408
OpenClaw before 2026.3.31 contains a resource exhaustion vulnerability in media downloads that bypasses core safety limits for file size, count, and cleanup operations. Attackers can exhaust disk space by downloading media files without triggering intended safety restrictions, causing availability impact.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.
EPSS exploit prediction
EPSS: 0.006 (47.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 48th percentile — 47.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.006 · change: +0.003
Affected products
- Openclaw — versions 0, 2026.3.31
Weakness classification (CWE)
References
- github.com/openclaw/openclaw/security/advisories/GHSA-4g5x-2jfc-xm98 (vendor-advisory, Vendor Advisory)
- github.com/openclaw/openclaw/commit/2194587d70d2aef863508b945319c5a7c88b12ce (Patch, patch)
- www.vulncheck.com/advisories/openclaw-disk-exhaustion-via-media-download-bypass (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2026-41408?
- CVE-2026-41408 is a medium-severity vulnerability in Openclaw, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 4.3/10. Published 2026-04-28.
- How severe is CVE-2026-41408?
- Medium severity. CVSS v3 base score is 4.3 out of 10.