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.

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 throug…

EPSS: 0.001 (17.0th percentile) — read the EPSS interpretation.

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.

Affected products

Openclaw — versions 0, 2026.3.31

Weakness classification (CWE)

CWE-636

References

GitHub Security Advisory (GHSA-w85g-3h6x-4xh2) (vendor-advisory, Vendor Advisory)
Patch Commit (Patch, patch)
VulnCheck Advisory: OpenClaw < 2026.3.31 - Decompression Bomb Denial of Service via Image Pixel-Limit Guard Bypass (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.