{"action":"Upgrade github.com/mattermost/mattermost-server to 3.7.5-0.20170421192444-247cd1e51a8c or later.","affected":[{"fixed":"3.7.5-0.20170421192444-247cd1e51a8c","introduced":"0"},{"fixed":"3.8.2","introduced":"3.8.0"}],"component":"github.com/mattermost/mattermost-server","cve_ids":["CVE-2017-18917"],"ecosystem":"Go","epss":0.00717,"exploited":false,"fixed_versions":["3.7.5-0.20170421192444-247cd1e51a8c","3.8.2"],"ghsa_id":"GHSA-jxc4-w54c-qv5r","id":"tcs_01M5KFEXPBRHQET16596Y40N8W","modified_at":"2026-02-19T20:41:04.609917Z","published_at":"2022-05-24T17:21:07Z","references":["https://osv.dev/vulnerability/GHSA-jxc4-w54c-qv5r","https://nvd.nist.gov/vuln/detail/CVE-2017-18917","https://github.com/mattermost/mattermost/commit/247cd1e51a8c943628dc650e87e794b06aad4c2b","https://github.com/mattermost/mattermost/commit/b74e85653660525d351d090a1e1874ae933bcbc8","https://github.com/mattermost/mattermost","https://mattermost.com/security-updates"],"severity":{"label":"high"},"sources":[{"source":"osv","source_id":"GHSA-jxc4-w54c-qv5r","url":"https://osv.dev/vulnerability/GHSA-jxc4-w54c-qv5r"}],"summary":"Mattermost Server uses weak hashing for OAuth, email verification tokens and invitations"}