{"action":"Upgrade github.com/mattermost/mattermost-server to 5.3.2-0.20260105134819-cc427af41b2a or later.","affected":[{"fixed":"5.3.2-0.20260105134819-cc427af41b2a","introduced":"0"},{"fixed":"10.11.11","introduced":"10.11.0-rc1"},{"fixed":"11.2.3","introduced":"11.2.0-rc1"},{"fixed":"11.3.1","introduced":"11.3.0-rc1"}],"component":"github.com/mattermost/mattermost-server","cve_ids":["CVE-2026-2463"],"ecosystem":"Go","epss":0.00177,"exploited":false,"fixed_versions":["5.3.2-0.20260105134819-cc427af41b2a","10.11.11","11.2.3","11.3.1"],"ghsa_id":"GHSA-fx49-m253-27jj","id":"tcs_01M5KFA047JF3248J4XAQK7FY7","modified_at":"2026-03-23T18:56:08.610141Z","published_at":"2026-03-16T15:30:43Z","references":["https://osv.dev/vulnerability/GHSA-fx49-m253-27jj","https://nvd.nist.gov/vuln/detail/CVE-2026-2463","https://github.com/mattermost/mattermost/commit/cc427af41b2a8d3a552d8dc42978831dcfecc1d8","https://github.com/mattermost/mattermost","https://mattermost.com/security-updates"],"severity":{"label":"medium","score":4.3},"sources":[{"source":"osv","source_id":"GHSA-fx49-m253-27jj#Go/github.com/mattermost/mattermost-server","url":"https://osv.dev/vulnerability/GHSA-fx49-m253-27jj"}],"summary":"Mattermost fails to filter invite IDs based on user permissions"}