Advisories

OpenClaw < 2026.3.12 - Authorization Bypass via Misclassified Reaction Events in Feishu

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severity
medium
date
Affecting
  • OpenClaw < 2026.3.12

CWE
  • CWE-863 Incorrect Authorization
CVSS
6.9
CVSS V4 Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
Credit
Peng Zhou (@zpbrent)
Description
OpenClaw before 2026.3.12 contains an authorization bypass vulnerability where Feishu reaction events with omitted chat_type are misclassified as p2p conversations instead of group chats. Attackers can exploit this misclassification to bypass groupAllowFrom and requireMention protections in group chat reaction-derived events.

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