{"id":"CVE-2026-100675","published":"2026-09-26T14:16:51.440","lastModified":"2026-09-28T18:17:14.860","description":"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 the API process restarts.","cvssScore":6.5,"cvssSeverity":"MEDIUM","cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","cwes":["CWE-248"],"vendors":[],"products":[],"references":[{"url":"https://github.com/stoatchat/stoatchat/security/advisories/GHSA-5gq6-v4cf-3qq8","tags":[]},{"url":"https://www.vulncheck.com/advisories/stoatchat-before-0.15.5-denial-of-service-via-mass-mentions","tags":[]},{"url":"https://github.com/stoatchat/stoatchat/security/advisories/GHSA-5gq6-v4cf-3qq8","tags":[]}],"exploitRefs":[{"url":"https://github.com/stoatchat/stoatchat/security/advisories/GHSA-5gq6-v4cf-3qq8","tags":[]},{"url":"https://github.com/stoatchat/stoatchat/security/advisories/GHSA-5gq6-v4cf-3qq8","tags":[]}],"hasPoc":true,"ai":null}