CVE-2025-10871
Missing Authorization in GitLab
CVSS Score
3.8
EPSS Score
0.0%
EPSS Percentile
0th
An issue has been discovered in GitLab EE affecting all versions from 16.6 before 18.2.7, 18.3 before 18.3.3, and 18.4 before 18.4.1. Project Maintainers can exploit a vulnerability where they can assign custom roles to users with permissions exceeding their own, effectively granting themselves elevated privileges.
| CWE | CWE-862 |
| Vendor | gitlab |
| Product | gitlab |
| Ecosystems | |
| Industries | Technology |
| Published | Sep 26, 2025 |
| Last Updated | Feb 26, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:L Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
Low
Affected Versions
GitLab / GitLab
16.6 < 18.2.7 18.3 < 18.3.3 18.4 < 18.4.1
References
Credits
This vulnerability was discovered internally by a GitLab team member, [Diane Russel](https://gitlab.com/dlrussel).