CVE-2026-41400 — MEDIUM (5.3)

Q: How severe is CVE-2026-41400?

CVE-2026-41400 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2026-41400?

Check the references section above for vendor advisories and patch information. Affected products include: Openclaw Openclaw.

Vulnerability Description

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 Score

5.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

LOW

Affected Products

Vendor	Product	Versions
Openclaw	Openclaw	< 2026.3.31

Related Weaknesses (CWE)

CWE-770

References

https://github.com/openclaw/openclaw/commit/9abcfdadf591bf266d85fbdfe14ae833e557Patch
https://github.com/openclaw/openclaw/security/advisories/GHSA-2w79-r9g8-wmcrVendor Advisory
https://www.vulncheck.com/advisories/openclaw-resource-consumption-via-oversizedThird Party Advisory

FAQ

What is CVE-2026-41400?

CVE-2026-41400 is a vulnerability with a CVSS score of 5.3 (MEDIUM). 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-st...

How severe is CVE-2026-41400?

CVE-2026-41400 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-41400?

Check the references section above for vendor advisories and patch information. Affected products include: Openclaw Openclaw.