CVE-2026-53851
MEDIUM
NVD
CVSS Score
5.3
Severity
MEDIUM
Published
Jun 16, 2026
Vendor
unknown
Description
OpenClaw before 2026.5.12 contains a notification bypass vulnerability allowing Slack reaction events to enter the agent pipeline despite disabled reaction notifications. Attackers can trigger unintended agent processing by sending reaction events when the feature is enabled, potentially leading to unauthorized processing of lower-trust input.