# CVE-2026-4879: Missing Authorization in GitLab

> CVE-2026-4879: Missing Authorization in GitLab. CVSS 4.3 (CVSS 3.1).

Canonical: https://rewindex.com/cve/CVE-2026-4879
Last updated: 2026-08-19T16:43:25Z

- Published: 2026-08-12 19:05 UTC · Updated: 2026-08-19 16:43 UTC · Assigner: GitLab
- CVSS: 4.3 (CVSS 3.1) · Severity: Medium · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
- EPSS: 0.33%, 26th percentile (scored 2026-10-25)
- CISA KEV: no
- CWE: CWE-862

## Description

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.

## Affected vendors and products

- GitLab: GitLab

## Tracked companies

- [GitLab](https://rewindex.com/company/gitlab.md)

## References

- [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2026-4879)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2026-4879)
- [https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-2-2-released/](https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-2-2-released/)
- [https://gitlab.com/gitlab-org/gitlab/-/work\_items/594839](https://gitlab.com/gitlab-org/gitlab/-/work_items/594839)
- [https://hackerone.com/reports/3622861](https://hackerone.com/reports/3622861)

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_Sources: CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (https://www.cve.org/) This product uses data from the NVD API but is not endorsed or certified by the NVD. (https://nvd.nist.gov/) Known Exploited Vulnerabilities catalog from CISA. (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) EPSS scores from FIRST (Exploit Prediction Scoring System). (https://www.first.org/epss/)_


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Canonical: https://rewindex.com/cve/CVE-2026-4879 · Markdown: https://rewindex.com/cve/CVE-2026-4879.md · JSON: https://rewindex.com/api/v1/cves/CVE-2026-4879 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T02:13:11.126Z