{"action":"Upgrade github.com/mattermost/mattermost/server/v8 to 8.0.0-20250314142426-c049748b8863 or later.","affected":[{"fixed":"10.5.2","introduced":"10.5.0"},{"fixed":"10.4.4","introduced":"10.4.0"},{"fixed":"9.11.10","introduced":"9.11.0"},{"fixed":"8.0.0-20250314142426-c049748b8863","introduced":"0"}],"component":"github.com/mattermost/mattermost/server/v8","cve_ids":["CVE-2025-27571"],"ecosystem":"Go","epss":0.00273,"exploited":false,"fixed_versions":["10.5.2","10.4.4","9.11.10","8.0.0-20250314142426-c049748b8863"],"ghsa_id":"GHSA-h4rr-f37j-4hh7","id":"tcs_01M5KFBWXRQDKSJWKAPCWXE972","modified_at":"2026-09-10T03:50:23.874332965Z","published_at":"2025-04-16T09:32:13Z","references":["https://osv.dev/vulnerability/GHSA-h4rr-f37j-4hh7","https://nvd.nist.gov/vuln/detail/CVE-2025-27571","https://github.com/mattermost/mattermost/commit/341186355d982ac4cbe37668d7cdb0cf6275fe44","https://github.com/mattermost/mattermost/commit/629f68a85dd6ed5ba0c51a9356c3a3200f50657f","https://github.com/mattermost/mattermost/commit/8e82d8df61068fc56b0f3e51ef1cc947bc87cec1","https://github.com/mattermost/mattermost/commit/ae8a952bcaaa5f77a92043e2538f625eac72e927","https://github.com/mattermost/mattermost/commit/c6f6b664811795f36b9cf05b0e2b537c44c65bc1","https://github.com/mattermost/mattermost","https://mattermost.com/security-updates","https://pkg.go.dev/vuln/GO-2025-3619"],"severity":{"label":"medium","score":4.3},"sources":[{"source":"osv","source_id":"GHSA-h4rr-f37j-4hh7","url":"https://osv.dev/vulnerability/GHSA-h4rr-f37j-4hh7"}],"summary":"Mattermost Incorrect Authorization vulnerability"}