CVE-2026-20800
MEDIUMGitea < 1.25.4 - Exposure of Sensitive Information via Notification API
Title source: llmDescription
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.
References (4)
Core 4
Core References
Broken Link vendor-advisory
https://github.com/go-gitea/gitea/security/advisories/GHSA-g54m-9f6g-wj7q
Issue Tracking, Patch patch
https://github.com/go-gitea/gitea/pull/36339
Release Notes release-notes
https://github.com/go-gitea/gitea/releases/tag/v1.25.4
Release Notes release-notes
https://blog.gitea.com/release-of-1.25.4/
Scores
CVSS v3
6.5
EPSS
0.0034
EPSS Percentile
26.0%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-200
Status
published
Products (2)
gitea/gitea
< 1.25.4
go-gitea/gitea
0 - 1.25.4Go
Published
Jan 22, 2026
Tracked Since
Feb 18, 2026