{"cve":"CVE-2026-26232","nvd":{"published":"2026-07-03T21:16:58.313","modified":"2026-10-25T15:10:00.147","status":"Deferred","description":"Gitea versions before 1.25.5 do not consistently enforce OAuth2 authorization code expiry and single-use behavior during token exchange.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","score":9.1},"cwes":["CWE-294"],"references":["https://blog.gitea.com/release-of-1.25.5/","https://github.com/go-gitea/gitea/pull/36797","https://github.com/go-gitea/gitea/pull/36851","https://github.com/go-gitea/gitea/releases/tag/v1.25.5"],"products":[],"source":"nvd","synced_at":"2026-10-25T17:50:06.907763985+00:00"},"epss":{"cve":"CVE-2026-26232","score":0.00495,"percentile":0.42184,"date":"2026-10-25"},"kev":null,"osv":[{"id":"GHSA-5v69-g2m3-3hq3","url":"https://osv.dev/vulnerability/GHSA-5v69-g2m3-3hq3","summary":"Gitea OAuth2 authorization codes can be reused after expiry","modified":"2026-09-02T19:55:39.641435457Z","packages":[{"ecosystem":"Go","name":"code.gitea.io/gitea","purl":"pkg:golang/code.gitea.io/gitea","ranges":["<1.25.5"],"fixed":["1.25.5"]}]},{"id":"GO-2026-6336","url":"https://osv.dev/vulnerability/GO-2026-6336","summary":"Gitea OAuth2 authorization codes can be reused after expiry in code.gitea.io/gitea","modified":"2026-09-02T19:45:13.187523320Z","packages":[{"ecosystem":"Go","name":"code.gitea.io/gitea","purl":"pkg:golang/code.gitea.io/gitea","ranges":["<1.25.5"],"fixed":["1.25.5"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}