{"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":"8.0.0-20250314142426-c049748b8863","introduced":"0"}],"component":"github.com/mattermost/mattermost/server/v8","cve_ids":["CVE-2025-27936"],"ecosystem":"Go","epss":0.00345,"exploited":false,"fixed_versions":["10.5.2","8.0.0-20250314142426-c049748b8863"],"ghsa_id":"GHSA-2j87-p623-8cc2","id":"tcs_01M5KES94CMQ41XPJZQJBWYDQ8","modified_at":"2026-09-10T03:50:56.933832550Z","published_at":"2025-04-16T12:31:19Z","references":["https://osv.dev/vulnerability/GHSA-2j87-p623-8cc2","https://nvd.nist.gov/vuln/detail/CVE-2025-27936","https://github.com/mattermost/mattermost","https://mattermost.com/security-updates","https://pkg.go.dev/vuln/GO-2025-3618"],"severity":{"label":"medium","score":5.3},"sources":[{"source":"osv","source_id":"GHSA-2j87-p623-8cc2","url":"https://osv.dev/vulnerability/GHSA-2j87-p623-8cc2"}],"summary":"Mattermost vulnerable to Observable Timing Discrepancy"}