{"action":"Upgrade github.com/mattermost/mattermost-server to 10.11.11+incompatible or later.","affected":[{"fixed":"10.11.11+incompatible","introduced":"10.11.0-rc1+incompatible"},{"fixed":"11.2.3+incompatible","introduced":"11.2.0-rc1+incompatible"},{"fixed":"11.3.1+incompatible","introduced":"11.3.0-rc1+incompatible"}],"component":"github.com/mattermost/mattermost-server","cve_ids":["CVE-2026-2463"],"ecosystem":"Go","epss":0.00177,"exploited":false,"fixed_versions":["10.11.11+incompatible","11.2.3+incompatible","11.3.1+incompatible"],"ghsa_id":"GHSA-fx49-m253-27jj","id":"tcs_01M5KGFPYD9R73ZJ476G4R2JPY","modified_at":"2026-03-23T18:45:15.036512Z","published_at":"2026-03-23T18:14:47Z","references":["https://osv.dev/vulnerability/GO-2026-4735","https://github.com/advisories/GHSA-fx49-m253-27jj","https://nvd.nist.gov/vuln/detail/CVE-2026-2463","https://github.com/mattermost/mattermost/commit/cc427af41b2a8d3a552d8dc42978831dcfecc1d8","https://mattermost.com/security-updates"],"severity":{"label":"medium","score":4.3},"sources":[{"source":"osv","source_id":"GO-2026-4735","url":"https://osv.dev/vulnerability/GO-2026-4735"},{"source":"nvd","source_id":"CVE-2026-2463","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-2463"}],"summary":"Mattermost fails to filter invite IDs based on user permissions in github.com/mattermost/mattermost-server"}