CVE-2026-20888

MEDIUM

4.3

Description

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.

CVE Details

CVSS v3.1 Score4.3

SeverityMEDIUM

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published1/22/2026

Last Modified1/29/2026

Sourcenvd

Honeypot Sightings0

Affected Products

gitea:gitea

Weaknesses (CWE)

CWE-284CWE-862

References

https://blog.gitea.com/release-of-1.25.4/(88ee5874-cf24-4952-aea0-31affedb7ff2)

https://github.com/go-gitea/gitea/pull/36341(88ee5874-cf24-4952-aea0-31affedb7ff2)

https://github.com/go-gitea/gitea/pull/36356(88ee5874-cf24-4952-aea0-31affedb7ff2)

https://github.com/go-gitea/gitea/releases/tag/v1.25.4(88ee5874-cf24-4952-aea0-31affedb7ff2)

https://github.com/go-gitea/gitea/security/advisories/GHSA-ccq9-c5hv-cf64(88ee5874-cf24-4952-aea0-31affedb7ff2)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.