{"action":"Upgrade github.com/mattermost/mattermost-server to 10.11.14+incompatible or later.","affected":[{"fixed":"10.11.14+incompatible","introduced":"10.11.0+incompatible"},{"fixed":"11.4.4+incompatible","introduced":"11.4.0+incompatible"},{"fixed":"11.5.2+incompatible","introduced":"11.5.0+incompatible"}],"component":"github.com/mattermost/mattermost-server","cve_ids":["CVE-2026-6346"],"ecosystem":"Go","epss":0.00408,"exploited":false,"fixed_versions":["10.11.14+incompatible","11.4.4+incompatible","11.5.2+incompatible"],"ghsa_id":"GHSA-9p64-jpc7-m2rp","id":"tcs_01M5KGKA2VSXGSC9Y2AWRX1C4H","modified_at":"2026-06-25T19:45:26.301428861Z","published_at":"2026-06-25T18:43:19Z","references":["https://osv.dev/vulnerability/GO-2026-5293","https://github.com/advisories/GHSA-9p64-jpc7-m2rp","https://nvd.nist.gov/vuln/detail/CVE-2026-6346","https://github.com/mattermost/mattermost/commit/fac92f4a71f356009e27983a980f729f599e8ba5","https://mattermost.com/security-updates"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"GO-2026-5293","url":"https://osv.dev/vulnerability/GO-2026-5293"}],"summary":"Mattermost doesn't sanitize sensitive configuration fields before including them in support packet generation in github.com/mattermost/mattermost-server"}