{"id":"CVE-2026-20904","aliases":["BIT-gitea-2026-20904","GHSA-jrpc-w85r-hgqx","GHSA-qqgv-v353-cv8p","GO-2026-4369"],"url":"https://o3.security/vulnerability/CVE-2026-20904","summary":"Gitea: Broken access control in OpenID visibility toggle enables cross-user visibility changes","details":"Gitea does not properly validate ownership when toggling OpenID URI visibility. An authenticated user may be able to change the visibility settings of other users' OpenID identities.","published":"2026-01-22T22:01:51.762Z","modified":"2026-08-07T11:50:37.599351072Z","cvss":{"score":6.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[],"fix":{"url":"https://github.com/go-gitea/gitea/pull/36346","label":"go-gitea/gitea#36346"},"references":[{"type":"ADVISORY","url":"https://blog.gitea.com/release-of-1.25.4/"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/20xxx/CVE-2026-20904.json"},{"type":"ADVISORY","url":"https://github.com/go-gitea/gitea/releases/tag/v1.25.4"},{"type":"ADVISORY","url":"https://github.com/go-gitea/gitea/security/advisories/GHSA-jrpc-w85r-hgqx"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-20904"},{"type":"FIX","url":"https://github.com/go-gitea/gitea/pull/36346"},{"type":"FIX","url":"https://github.com/go-gitea/gitea/pull/36361"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-07T11:50:37.599351072Z"}}