Gitea versions before 1.25.5 do not consistently enforce OAuth2 authorization code expiry and single-use behavior during token exchange.
https://github.com/go-gitea/gitea/releases/tag/v1.25.5
https://github.com/go-gitea/gitea/pull/36851
https://github.com/go-gitea/gitea/pull/36797
https://blog.gitea.com/release-of-1.25.5/
Source: Mitre, NVD
Published: 2026-07-03
Updated: 2026-07-03
Base Score: 6.4
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:N
Severity: Medium
Base Score: 9.1
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Severity: Critical