Gitea versions up to and including 1.25.4 allow redirect bypasses through raw or percent-encoded backslashes in redirect_to values.
https://github.com/go-gitea/gitea/security/advisories/GHSA-j5r2-4c8j-xc3m
https://github.com/go-gitea/gitea/releases/tag/v1.25.5
https://github.com/go-gitea/gitea/pull/36716
Published: 2026-07-03
Updated: 2026-07-07
Base Score: 5.8
Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:N
Severity: Medium
Base Score: 6.1
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Severity: Medium
Base Score: 5.1
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
Severity: Medium
EPSS: 0.00167