CVE-2026-35642

MEDIUM

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

Title source: cna
STIX 2.1

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.

References (3)

Core 3
Core References
Third Party Advisory third-party-advisory
GitHub Security Advisory (GHSA-mw7w-g3mg-xqm7)
https://github.com/openclaw/openclaw/security/advisories/GHSA-mw7w-g3mg-xqm7
Third Party Advisory third-party-advisory
VulnCheck Advisory: OpenClaw < 2026.3.25 - Authorization Bypass in Group Reactions via requireMention Bypass
https://www.vulncheck.com/advisories/openclaw-authorization-bypass-in-group-reactions-via-requiremention-bypass

Scores

CVSS v3 4.3
EPSS 0.0020
EPSS Percentile 9.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-288
Status published
Products (3)
OpenClaw/OpenClaw < 2026.3.25
openclaw/openclaw < 2026.3.25
OpenClaw/OpenClaw 2026.3.25
Published Apr 09, 2026
Tracked Since Apr 10, 2026