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CVE-2026-20750

Gitea Organization Projects Cross-Organization Authorization Bypass via Project ID (IDOR)

Published: Jan 22, 2026Updated: Jan 29, 2026 Sources: CVE List NVD GHSA BDUCWE-284
NVD MITRE
9.1CVSSCRITICAL
EPSS Score
0.3%
Top 73.5%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

Gitea does not properly validate project ownership in organization project operations. A user with project write access in one organization may be able to modify projects belonging to a different organization.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:HI:HA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:NAvailability
None
Open in CVSS calculator →

Weaknesses

CWE-284

Affected Products

giteagitea
On-premDev Tool
DevTools & CI / source-control
Gitea Open Source Git ServerGitea
On-prem
DevTools & CI / source-control
github.com/go-gitea/giteaGoOSS Libraries
GiteaСообщество свободного программного обеспечения
On-prem
Operating Systems / linux-distro
giteaoss-projectDevTools & CIaka gitea open source git server, gitea
gopackage-ecosystemOSS Libraries
сообщество свободного программного обеспеченияoss-projectOperating Systemsaka сообщество свободного программного обеспечения, fsf

Exploitability

Official Patch Available

References

https://blog.gitea.com/release-of-1.25.4/
blog.gitea.com
https://github.com/go-gitea/gitea/pull/36318
github.com
https://github.com/go-gitea/gitea/pull/36373
github.com
and 9 more references View all →

Timeline

Published
Jan 22, 2026
Last Updated
Jan 29, 2026

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