{"action":"Upgrade code.gitea.io/gitea to 1.26.4 or later.","affected":[{"fixed":"1.26.4","introduced":"0"}],"component":"code.gitea.io/gitea","cve_ids":["CVE-2026-58422"],"ecosystem":"Go","epss":0.0043,"exploited":false,"fixed_versions":["1.26.4"],"ghsa_id":"GHSA-g9g6-qhrc-p3qc","id":"tcs_01M5KGRJKSWHHWK78X63RWV77P","modified_at":"2026-07-22T21:00:28.328766753Z","published_at":"2026-07-22T20:36:35Z","references":["https://osv.dev/vulnerability/GO-2026-6056","https://github.com/go-gitea/gitea/security/advisories/GHSA-g9g6-qhrc-p3qc","https://nvd.nist.gov/vuln/detail/CVE-2026-58422","https://blog.gitea.com/release-of-1.26.3-and-1.26.4","https://github.com/go-gitea/gitea/commit/c43eb7c33a100ffc7b2367adf165f7085e0ccdc5","https://github.com/go-gitea/gitea/pull/38009","https://github.com/go-gitea/gitea/releases/tag/v1.26.4"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"GO-2026-6056","url":"https://osv.dev/vulnerability/GO-2026-6056"},{"source":"nvd","source_id":"CVE-2026-58422","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-58422"}],"summary":"Gitea: Improper authorization on OAuth sign-in callback silently re-enables administrator-disabled accounts in code.gitea.io/gitea"}