CVE-2025-10871

LOW

GitLab EE 16.6-18.2.6, 18.3-18.3.2, 18.4 - Authenticated Privilege Escalation via Custom Role Assignment

Title source: llm
STIX 2.1

Description

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.

References (1)

Core 1
Core References
Broken Link issue-tracking permissions-required
https://gitlab.com/gitlab-org/gitlab/-/issues/569482

Scores

CVSS v3 3.8
EPSS 0.0002
EPSS Percentile 5.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:L

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-862
Status published
Products (2)
gitlab/gitlab 18.4.0 (2 CPE variants)
gitlab/gitlab 16.6.0 - 18.2.7 (2 CPE variants)
Published Sep 26, 2025
Tracked Since Feb 18, 2026