{"action":"Upgrade github.com/mattermost/mattermost-server to 3.1.0+incompatible or later.","affected":[{"fixed":"3.1.0+incompatible","introduced":"0"}],"component":"github.com/mattermost/mattermost-server","cve_ids":["CVE-2016-11070"],"ecosystem":"Go","epss":0.00561,"exploited":false,"fixed_versions":["3.1.0+incompatible"],"ghsa_id":"GHSA-h8qw-xqm9-q66j","id":"tcs_01M5KGB6KE2FG8Y49KD6M59RWS","modified_at":"2026-03-03T04:57:02.165307Z","published_at":"2025-10-30T15:02:33Z","references":["https://osv.dev/vulnerability/GO-2025-4050","https://github.com/advisories/GHSA-h8qw-xqm9-q66j","https://nvd.nist.gov/vuln/detail/CVE-2016-11070","https://github.com/mattermost/mattermost/commit/c5deb333db40e4e527f98edb93b41d1b66cfec5f","https://mattermost.com/security-updates"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"GO-2025-4050","url":"https://osv.dev/vulnerability/GO-2025-4050"}],"summary":"Mattermost Server is vulnerable to XSS through customizable theme color-code values in github.com/mattermost/mattermost-server"}