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.
https://www.vulncheck.com/advisories/openclaw-disk-exhaustion-via-media-download-bypass
https://github.com/openclaw/openclaw/security/advisories/GHSA-4g5x-2jfc-xm98
https://github.com/openclaw/openclaw/commit/2194587d70d2aef863508b945319c5a7c88b12ce
Published: 2026-04-28
Updated: 2026-04-28
Base Score: 4
Vector: CVSS2#AV:N/AC:L/Au:S/C:N/I:N/A:P
Severity: Medium
Base Score: 4.3
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Severity: Medium
Base Score: 6.3
Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
Severity: Medium