{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0","last_affected":"7.10.6"}],"component":"github.com/mattermost/focalboard","cve_ids":["CVE-2026-28736"],"ecosystem":"Go","epss":0.00221,"exploited":false,"fixed_versions":[],"ghsa_id":"GHSA-vph7-r229-qxpf","id":"tcs_01M5KFPF68Z843M2JZ893QWJNS","modified_at":"2026-06-25T23:11:35.902827145Z","published_at":"2026-04-03T15:30:31Z","references":["https://osv.dev/vulnerability/GHSA-vph7-r229-qxpf","https://nvd.nist.gov/vuln/detail/CVE-2026-28736","https://github.com/mattermost-community/focalboard"],"severity":{"label":"medium","score":4.3},"sources":[{"source":"osv","source_id":"GHSA-vph7-r229-qxpf","url":"https://osv.dev/vulnerability/GHSA-vph7-r229-qxpf"}],"summary":"Focalboard doesn't validate file ownership when serving uploaded files"}