{"action":"Upgrade github.com/mattermost/mattermost/server/v8 to 8.0.0-20260428142921-bd8fc9222672 or later.","affected":[{"fixed":"8.0.0-20260428142921-bd8fc9222672","introduced":"8.0.0-20250731163400-5b955468ea1e"}],"component":"github.com/mattermost/mattermost/server/v8","cve_ids":["CVE-2026-7184"],"ecosystem":"Go","epss":0.00438,"exploited":false,"fixed_versions":["8.0.0-20260428142921-bd8fc9222672"],"ghsa_id":"GHSA-9p44-r552-4wp9","id":"tcs_01M5KF5YYR2DF3H2RNNP3CRKQP","modified_at":"2026-08-26T01:21:46.144329879Z","published_at":"2026-06-12T18:31:59Z","references":["https://osv.dev/vulnerability/GHSA-9p44-r552-4wp9","https://nvd.nist.gov/vuln/detail/CVE-2026-7184","https://github.com/mattermost/mattermost/pull/36313","https://github.com/mattermost/mattermost/pull/36311","https://github.com/mattermost/mattermost/pull/36310","https://github.com/mattermost/mattermost/pull/36306","https://github.com/mattermost/mattermost/pull/36288","https://github.com/mattermost/mattermost/commit/cad3e8e51a4d8627af6442f9df8ae3667fac7fc1","https://github.com/mattermost/mattermost/commit/c5e67e28271c23cb585fe1a30ae81defcde848d6","https://github.com/mattermost/mattermost/commit/bd8fc92226726da06c8fabaef568cc9ebaee1cb8","https://github.com/mattermost/mattermost/commit/6fd49f56b5920569218fd2fc76d8ae802942f274","https://github.com/mattermost/mattermost/commit/1a0643df00c1f51a3b7e919eec034eaf955f612f","https://github.com/mattermost/mattermost/releases/tag/v10.11.16","https://github.com/mattermost/mattermost/releases/tag/v11.5.5","https://github.com/mattermost/mattermost/releases/tag/v11.6.2","https://github.com/mattermost/mattermost/releases/tag/v11.7.0","https://mattermost.com/security-updates","https://github.com/mattermost/mattermost"],"severity":{"label":"medium","score":6.5},"sources":[{"source":"osv","source_id":"GHSA-9p44-r552-4wp9#Go/github.com/mattermost/mattermost/server/v8","url":"https://osv.dev/vulnerability/GHSA-9p44-r552-4wp9"}],"summary":"Mattermost doesn't sanitize the Remote Cluster API response on PATCH operations"}