{"cve":"CVE-2026-28699","nvd":{"published":"2026-07-03T21:16:59.567","modified":"2026-10-25T15:10:00.147","status":"Deferred","description":"Gitea versions up to and including 1.26.1 allow OAuth2 access token scope enforcement to be bypassed through HTTP Basic authentication.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","score":8.1},"cwes":["CWE-284","CWE-863"],"references":["https://blog.gitea.com/release-of-1.26.2/","https://github.com/go-gitea/gitea/pull/37503","https://github.com/go-gitea/gitea/releases/tag/v1.26.2","https://github.com/go-gitea/gitea/security/advisories/GHSA-9r5x-wg6m-x2rc","https://github.com/go-gitea/gitea/security/advisories/GHSA-9r5x-wg6m-x2rc"],"products":[],"source":"nvd","synced_at":"2026-10-25T17:50:06.907763985+00:00"},"epss":{"cve":"CVE-2026-28699","score":0.00551,"percentile":0.4581,"date":"2026-10-25"},"kev":null,"osv":[{"id":"GHSA-9r5x-wg6m-x2rc","url":"https://osv.dev/vulnerability/GHSA-9r5x-wg6m-x2rc","summary":"Gitea: OAuth2 access token scope enforcement bypass via HTTP Basic authentication","modified":"2026-06-25T19:56:25.925747409Z","packages":[{"ecosystem":"Go","name":"code.gitea.io/gitea","purl":"pkg:golang/code.gitea.io/gitea","ranges":["<1.26.2"],"fixed":["1.26.2"]}]},{"id":"GO-2026-5299","url":"https://osv.dev/vulnerability/GO-2026-5299","summary":"Gitea: OAuth2 access token scope enforcement bypass via HTTP Basic authentication in code.gitea.io/gitea","modified":"2026-06-25T19:45:30.548276443Z","packages":[{"ecosystem":"Go","name":"code.gitea.io/gitea","purl":"pkg:golang/code.gitea.io/gitea","ranges":["<1.26.2"],"fixed":["1.26.2"]}]}],"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."]}