Vulnerability · Published Jan 22, 2026 · Assigned by Gitea

CVE-2026-20904Gitea: Broken access control in OpenID visibility toggle enables cross-user visibility changes

Medium 6.5

In plain English

A medium-severity improper access control in Gitea Open Source Git Server from Gitea. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 23% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)6.5Medium
Exploit odds (30 days)0.3%top 77.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

Gitea does not properly validate ownership when toggling OpenID URI visibility. An authenticated user may be able to change the visibility settings of other users' OpenID identities.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Gocode.gitea.io/gitea1.25.4GO-2026-4369
Gogithub.com/go-gitea/gitea1.25.4GHSA-qqgv-v353-cv8p

Affected products (as reported)

VendorProductVersions
Gitea Gitea Open Source Git Server 0 – through 1.25.3

Weakness: CWE-284, CWE-639 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

References