MEDIUM · 6.5

CVE-2026-20800

Gitea's notification API does not re-validate repository access permissions when returning notification details. After a user's access to a private repository is revoked, they may still view issue and...

Vulnerability Description

Gitea's notification API does not re-validate repository access permissions when returning notification details. After a user's access to a private repository is revoked, they may still view issue and pull request titles through previously received notifications.

CVSS Score

6.5

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE

Affected Products

VendorProductVersions
GiteaGitea< 1.25.4

Related Weaknesses (CWE)

References

FAQ

What is CVE-2026-20800?

CVE-2026-20800 is a vulnerability with a CVSS score of 6.5 (MEDIUM). Gitea's notification API does not re-validate repository access permissions when returning notification details. After a user's access to a private repository is revoked, they may still view issue and...

How severe is CVE-2026-20800?

CVE-2026-20800 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-20800?

Check the references section above for vendor advisories and patch information. Affected products include: Gitea Gitea.