stoatchat before 0.15.5 Denial of Service via mass mentions
stoatchat versions before 0.15.5 contain a denial of service vulnerability in the acknowledgement worker that processes mass mention messages. Authenticated users can send five crafted role-mention messages to terminate all acknowledgement workers, disabling push notifications and mention badges deployment-wide until t…
Severity high: primary CNA CVSS 7.1 v4.0 (worst CNA-provided scenario) Not listed in this KEV snapshot. Forecast present in this snapshot.
Published 2026-09-26T13:23:38.319Z. Updated 2026-09-28T18:07:41.284Z.