Vulnerability DatabaseCVE-2026-4879
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CVE-2026-4879
Published:August 12, 2026
Updated:August 31, 2026
GitLab has remediated an issue in GitLab EE affecting all versions from 16.0 before 19.0.6, 19.1 before 19.1.4, and 19.2 before 19.2.2 that under certain conditions could have allowed an authenticated user with developer-role permissions to view external status check configuration restricted to higher-privileged roles due to missing authorization on a merge request API endpoint.
Related Resources (6)
git://git@gitlab.com:gitlab-org/gitlab.git
https://hackerone.com/reports/3622861
https://gitlab.com/gitlab-org/gitlab/-/work_items/594839
https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-2-2-released/
https://nvd.nist.gov/vuln/detail/CVE-2026-4879
https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/4xxx/CVE-2026-4879.json
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CVSS v4
Base Score:
5.3
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
LOW
Vulnerable System Integrity
NONE
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
4.3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
NONE
Availability
NONE
Weakness Type (CWE)
Missing Authorization
CWE-862
EPSS
Base Score:
0.24