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CVE-2026-20904

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

Published: Jan 22, 2026Updated: Jan 29, 2026 Sources: CVE List NVD GHSACWE-284
6.5MEDIUM
NVD MITRE
EPSS Score
0.3%
Top 80.7%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

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.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:LUI:NS:UC:NI:HA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:HIntegrity
High
A:NAvailability
None
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Weaknesses

CWE-284CWE-639

Affected Products

giteagitea
On-premWeb App
DevTools & CI / source-control
Gitea Open Source Git ServerGitea
On-premWeb App
DevTools & CI / artifact-registry
github.com/go-gitea/giteaGoOSS Libraries
giteaoss-projectDevTools & CIaka gitea open source git server, gitea
gopackage-ecosystemOSS Libraries

Exploitability

Official Patch Available

Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

1 technique
Initial Access
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References

https://blog.gitea.com/release-of-1.25.4/
blog.gitea.com
https://github.com/go-gitea/gitea/pull/36346
github.com
https://github.com/go-gitea/gitea/pull/36361
github.com
and 6 more references View all →

Timeline

Published
Jan 22, 2026
Last Updated
Jan 29, 2026

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