{"id":"CVE-2026-20750","aliases":["BIT-gitea-2026-20750","GHSA-h4fh-pc4w-8w27","GHSA-rw22-5hhq-pfpf","GO-2026-4370"],"url":"https://o3.security/vulnerability/CVE-2026-20750","summary":"Gitea Organization Projects Cross-Organization Authorization Bypass via Project ID (IDOR)","details":"Gitea does not properly validate project ownership in organization project operations. A user with project write access in one organization may be able to modify projects belonging to a different organization.","published":"2026-01-22T22:01:49.948Z","modified":"2026-08-07T11:50:37.575564285Z","cvss":{"score":9.1,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[],"fix":{"url":"https://github.com/go-gitea/gitea/pull/36318","label":"go-gitea/gitea#36318"},"references":[{"type":"WEB","url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-20750.json"},{"type":"ADVISORY","url":"https://access.redhat.com/security/cve/CVE-2026-20750"},{"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-2026-20750.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-h4fh-pc4w-8w27"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-20750"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2432216"},{"type":"FIX","url":"https://github.com/go-gitea/gitea/pull/36318"},{"type":"FIX","url":"https://github.com/go-gitea/gitea/pull/36373"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-07T11:50:37.575564285Z"}}