Vulnerability in Openclaw
CVE-2026-41334
OpenClaw before 2026.3.31 contains a decompression bomb vulnerability in image processing that fails to properly enforce pixel-limit guards on sips. Attackers can exploit this by uploading oversized images to cause denial of service through excessive memory consumption.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.005 (38.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 38th percentile — 38.2% 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: 0.005 · change: +0.001
Affected products
- Openclaw — versions 0, 2026.3.31
Weakness classification (CWE)
References
- github.com/openclaw/openclaw/security/advisories/GHSA-w85g-3h6x-4xh2 (vendor-advisory, Vendor Advisory)
- github.com/openclaw/openclaw/commit/0ed4f8a72bb140045962e97ab01c94c076b758a4 (Patch, patch)
- www.vulncheck.com/advisories/openclaw-decompression-bomb-denial-of-service-via-… (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2026-41334?
- CVE-2026-41334 is a medium-severity vulnerability in Openclaw, classified under CWE-636. CVSS score: 6.5/10. Published 2026-04-23.
- How severe is CVE-2026-41334?
- Medium severity. CVSS v3 base score is 6.5 out of 10.