{"action":"Upgrade code.gitea.io/gitea to 1.25.5 or later.","affected":[{"fixed":"1.25.5","introduced":"0"}],"component":"code.gitea.io/gitea","cve_ids":["CVE-2026-27657"],"ecosystem":"Go","epss":0.00451,"exploited":false,"fixed_versions":["1.25.5"],"ghsa_id":"GHSA-4c8f-3m6h-m56r","id":"tcs_01M5KGT9MCHJ02EGH0A032BW0F","modified_at":"2026-09-02T19:45:13.187509652Z","published_at":"2026-09-02T18:37:32Z","references":["https://osv.dev/vulnerability/GO-2026-6335","https://github.com/advisories/GHSA-4c8f-3m6h-m56r","https://nvd.nist.gov/vuln/detail/CVE-2026-27657","https://blog.gitea.com/release-of-1.25.5","https://github.com/go-gitea/gitea/commit/8d26ea93738430a57d00c2da0fd97e1ba712eed7","https://github.com/go-gitea/gitea/commit/e927a86586afc138959b462d4040d1547f406f71","https://github.com/go-gitea/gitea/pull/36586","https://github.com/go-gitea/gitea/pull/36607","https://github.com/go-gitea/gitea/releases/tag/v1.25.5"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"GO-2026-6335","url":"https://osv.dev/vulnerability/GO-2026-6335"},{"source":"nvd","source_id":"CVE-2026-27657","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-27657"}],"summary":"Gitea primary email ownership bypass allows cross-user email changes in code.gitea.io/gitea"}