CVE-2026-41400

OpenClaw < 2026.3.31 - Resource Consumption via Oversized WebSocket Frames in voice-call

CVSS 6.9 MEDIUMEPSS 0.5%CWE-770

OpenClaw before 2026.3.31 contains an incomplete fix for CVE-2026-32062 where the voice-call component parses large WebSocket frames before start validation. Remote attackers can send oversized pre-start WebSocket frames to cause resource consumption and denial of service.

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N

Affected products

OpenClaw · OpenClaw

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References

https://github.com/openclaw/openclaw/commit/9abcfdadf591bf266d85fbdfe14ae833e557a110 https://github.com/openclaw/openclaw/security/advisories/GHSA-2w79-r9g8-wmcr https://www.vulncheck.com/advisories/openclaw-resource-consumption-via-oversized-websocket-frames-in-voice-call