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VULNERABILITIES

CVE-2026-6063 Details

Description

GitLab has remediated an issue in GitLab EE affecting all versions from 11.10 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3 that under certain conditions could have allowed an authenticated user with developer-role permissions to remove code owner approval rules from merge requests due to improper access control.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: [email protected]CVSS-B:4.3 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://about.gitlab.com/releases/2026/05/13/patch-release-gitlab-18-11-3-released/ [email protected]Release Notes
https://gitlab.com/gitlab-org/gitlab/-/work_items/596332 [email protected]Not Applicable
https://hackerone.com/reports/3649087 [email protected]Permissions Required

Weakness Enumeration

CWE-IDCWE NameSource
CWE-639Authorization Bypass Through User-Controlled Key[email protected]

Affected Products

ProductVersions
gitlab gitlab
>= 11.10.0, < 18.9.7
>= 18.10.0, < 18.10.6
>= 18.11.0, < 18.11.3

CPE

  • cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*

Remediation

  • No remediation found in references.

Change History

4 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2026-6063
NVD Published Date:
May 14, 2026
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2026-6063 Details - Not Deferred