CVE-2026-35642: Openclaw

Medium severity, CVSS 4.3. EPSS: 0.3% chance of exploitation in the next 30 days.

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.

Affected products

• Openclaw Openclaw: before 2026.3.25 (fixed in 2026.3.25)

Published 2026-04-09. Last modified 2026-06-17.