Is CVE-2026-20888 actively exploited?

CVE-2026-20888 has no public evidence of in-the-wild exploitation as of 2026-01-29.

What is the CVSS score for CVE-2026-20888?

CVE-2026-20888 has a CVSS score of 4.3 (MEDIUM severity). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.

How do I patch CVE-2026-20888?

Patch guidance is available from gitea security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2026-20888.

CVE-2026-20888 - remediation guidance & executive summary

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.

CVSS Metrics

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Attack Vector: network
Complexity: low
Privileges: low
User Action: none
Scope: unchanged
Confidentiality: low
Integrity: none
Availability: none
Weaknesses: CWE-284 CWE-862 · Missing Authorization

Metadata

Primary Vendor: GITEA
Published: 1/22/2026
Last Modified: 1/29/2026
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

CVE-2026-20888

Description

CVSS Metrics

Metadata

Affected Products

Remediation Guidance

Executive Summary