CVE-2026-35642

OpenClaw < 2026.3.25 - Authorization Bypass in Group Reactions via requireMention Bypass

State: Published
Severity: 5.3 Medium
Published: Apr 9, 2026
Updated: Jun 23, 2026
Reserved: Apr 4, 2026

Description

OpenClaw before 2026.3.25 contains an authorization bypass vulnerability where group reaction events bypass the requireMention access control mechanism. Attackers can trigger reactions in mention-gated groups to enqueue agent-visible system events that should remain restricted.

Scores

CVSS	Score	Vector	Source
4.0	5.3 Medium	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N	VulnCheck
3.1	4.3 Medium	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N	VulnCheck

Weaknesses

CWE-288 Authentication Bypass Using an Alternate Path or Channel

Affected Products

Product	Versions
OpenClawOpenClaw	before 2026.3.25Affected 2026.3.25Not affected

References

GitHub Security Advisory (GHSA-mw7w-g3mg-xqm7)vendor-advisory
Patch Commitpatch
VulnCheck Advisory: OpenClaw < 2026.3.25 - Authorization Bypass in Group Reactions via requireMention Bypassthird-party-advisory

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