{"action":"Upgrade github.com/mattermost/mattermost-server to 11.1.0 or later.","affected":[{"fixed":"11.1.0","introduced":"0"}],"component":"github.com/mattermost/mattermost-server","cve_ids":["CVE-2025-55070"],"ecosystem":"Go","epss":0.00315,"exploited":false,"fixed_versions":["11.1.0"],"ghsa_id":"GHSA-xpg8-8xpv-948p","id":"tcs_01M5KFSJGESGB7CHQNWW3TXE2J","modified_at":"2025-11-17T19:58:36.335728Z","published_at":"2025-11-14T09:30:27Z","references":["https://osv.dev/vulnerability/GHSA-xpg8-8xpv-948p","https://nvd.nist.gov/vuln/detail/CVE-2025-55070","https://github.com/mattermost/mattermost/commit/7d8b7b5e4a6076b2f7c87606883c417f9a610df5","https://github.com/mattermost/mattermost","https://mattermost.com/security-updates"],"severity":{"label":"medium","score":6.5},"sources":[{"source":"osv","source_id":"GHSA-xpg8-8xpv-948p","url":"https://osv.dev/vulnerability/GHSA-xpg8-8xpv-948p"}],"summary":"Mattermost does not enforce MFA on WebSocket connections"}