{"action":"Upgrade github.com/mattermost/mattermost-server to 9.11.18 or later.","affected":[{"fixed":"10.9.2","introduced":"10.9.0"},{"fixed":"10.8.4","introduced":"10.8.0"},{"fixed":"10.5.9","introduced":"10.5.0"},{"fixed":"9.11.18","introduced":"9.11.0"}],"component":"github.com/mattermost/mattermost-server","cve_ids":["CVE-2025-36530"],"ecosystem":"Go","epss":0.00494,"exploited":false,"fixed_versions":["10.9.2","10.8.4","10.5.9","9.11.18"],"ghsa_id":"GHSA-gq3r-5833-5532","id":"tcs_01M5KFB8CT475CY2PQGQB3RTPA","modified_at":"2025-08-29T20:47:38Z","published_at":"2025-08-21T09:30:21Z","references":["https://osv.dev/vulnerability/GHSA-gq3r-5833-5532","https://nvd.nist.gov/vuln/detail/CVE-2025-36530","https://github.com/mattermost/mattermost","https://mattermost.com/security-updates","https://pkg.go.dev/vuln/GO-2025-3901"],"severity":{"label":"medium","score":6.8},"sources":[{"source":"osv","source_id":"GHSA-gq3r-5833-5532","url":"https://osv.dev/vulnerability/GHSA-gq3r-5833-5532"}],"summary":"Mattermost Fails to Validate File Paths"}