# CVE-2025-8770: Authorization Bypass Through User-Controlled Key in GitLab

> CVE-2025-8770: Authorization Bypass Through User-Controlled Key in GitLab. CVSS 6.5 (CVSS 3.1).

Canonical: https://rewindex.com/cve/CVE-2025-8770
Last updated: 2026-06-17T10:07:35Z

- Published: 2025-08-13 17:26 UTC · Updated: 2026-06-17 10:07 UTC · Assigner: GitLab
- CVSS: 6.5 (CVSS 3.1) · Severity: Medium · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
- EPSS: 0.34%, 27th percentile (scored 2026-10-25)
- CISA KEV: no
- CWE: CWE-639

## Description

An issue has been discovered in GitLab EE affecting all versions from 18.0 prior to 18.0.6, 18.1 prior to 18.1.4, and 18.2 prior to 18.2.2 that could have allowed authenticated users with specific access to bypass merge request approval policies by manipulating approval rule identifiers.

## 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-2025-8770)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2025-8770)
- [https://gitlab.com/gitlab-org/gitlab/-/issues/549105](https://gitlab.com/gitlab-org/gitlab/-/issues/549105)

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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-2025-8770 · Markdown: https://rewindex.com/cve/CVE-2025-8770.md · JSON: https://rewindex.com/api/v1/cves/CVE-2025-8770 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T02:13:44.199Z