CVE-2026-20888
MEDIUMGitea < 1.25.4 - Improper Access Control via Scheduled Auto-Merge Cancellation
Title source: llmDescription
Gitea does not properly verify authorization when canceling scheduled auto-merges via the web interface. A user with read access to pull requests may be able to cancel auto-merges scheduled by other users.
References (5)
Core 5
Core References
Broken Link vendor-advisory
https://github.com/go-gitea/gitea/security/advisories/GHSA-ccq9-c5hv-cf64
Issue Tracking, Patch patch
https://github.com/go-gitea/gitea/pull/36341
Issue Tracking, Patch patch
https://github.com/go-gitea/gitea/pull/36356
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
4.3
EPSS
0.0030
EPSS Percentile
21.8%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-284
CWE-862
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