{"action":"Upgrade code.gitea.io/gitea to 1.27.0 or later.","affected":[{"fixed":"1.27.0","introduced":"0"}],"component":"code.gitea.io/gitea","cve_ids":["CVE-2026-57886"],"ecosystem":"Go","epss":0.00312,"exploited":false,"fixed_versions":["1.27.0"],"ghsa_id":"GHSA-6c6r-5xr4-cr5m","id":"tcs_01M5KEZXV5T7BGX2F87AMC12NX","modified_at":"2026-07-22T21:11:43.021563845Z","published_at":"2026-07-21T20:22:58Z","references":["https://osv.dev/vulnerability/GHSA-6c6r-5xr4-cr5m","https://github.com/go-gitea/gitea/security/advisories/GHSA-6c6r-5xr4-cr5m","https://github.com/go-gitea/gitea/pull/38406","https://github.com/go-gitea/gitea/pull/38426","https://github.com/go-gitea/gitea/commit/de4b8277e9cb576f2315fb03b5ab6478b42a1d31","https://github.com/go-gitea/gitea/commit/f69e15afe7496cc62e96dab244629c69eb31a7bf","https://github.com/go-gitea/gitea","https://github.com/go-gitea/gitea/releases/tag/v1.27.0"],"severity":{"label":"medium","score":5.9},"sources":[{"source":"osv","source_id":"GHSA-6c6r-5xr4-cr5m","url":"https://osv.dev/vulnerability/GHSA-6c6r-5xr4-cr5m"}],"summary":"Gitea: Cross-repository issue/comment attachment re-linking can expose private attachment content"}