Vulnerability advisory

CVE-2026-24451

Gitea fork synchronization can expose private parent repository data

Published Jul 3, 2026Updated Oct 28, 2026OSV record ↗

Also known as GHSA-wrf9-r3h7-7x5vGO-2026-6081

Severity

CVSS 3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected versions

Repository

Affected commits	Fixed by commit
GIT github.com/go-gitea/gitea ↗
2c749ce548b1da0a52835861a87b888e67842d29 to before 4aa0d704f2c7d30351016b740bfc45247fd77efa	`4aa0d704f2c7d30351016b740bfc45247fd77efa`
Also listed as affected (2) `1.26.2` `v1.26.2`

Description

Gitea 1.26.2 allows fork synchronization to continue after a parent repository changes from public to private, exposing data to a fork that should no longer be authorized.

References

Advisoryblog.gitea.com/release-of-1.26.3-and-1.26.4/ ↗
Advisorygithub.com/CVEProject/cvelistV5/tree/main/cves/2026/24xxx/CVE-2026-24451.json ↗
Advisorygithub.com/go-gitea/gitea/releases/tag/v1.26.3 ↗
Advisorygithub.com/go-gitea/gitea/security/advisories/GHSA-wrf9-r3h7-7x5v ↗
Advisorynvd.nist.gov/vuln/detail/CVE-2026-24451 ↗
Fixgithub.com/go-gitea/gitea/pull/38151 ↗