{"id":"CVE-2026-100675","title":"stoatchat versions before 0.15.5 contain a denial of service vulnerability in the acknowledgement worker that processes mass mention messages","summary":"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 acknowledgeme…","severity":"medium","cvss":6.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-248"],"vendor":"stoatchat","product":"stoatchat","affected":["stoatchat < 0.15.5"],"published":"2026-09-26","updated":"2026-09-26","sourceUpdated":"2026-09-26T14:16:51.440","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-100675","references":[{"url":"https://github.com/stoatchat/stoatchat/security/advisories/GHSA-5gq6-v4cf-3qq8","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/stoatchat-before-0.15.5-denial-of-service-via-mass-mentions","label":"disclosure@vulncheck.com"}],"tags":["nvd","cve.org"],"ingestedAt":"2026-09-26T13:33:20.911Z","slug":"CVE-2026-100675","body":"## Overview\n\nstoatchat 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.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":36,"depthScoreParts":{"impact":35.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}