CVE-2025-10871 — Missing Authorization in Gitlab

CWE-862 — Missing Authorization4 documents4 sources
Severity
7.2HIGHNVD
EPSS
0.0%
top 95.97%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
GitlabDebian GitlabGitlab EE
Timeline
PublishedSep 26

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.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:HExploitability: 1.2 | Impact: 5.9

Affected Packages5 packages

▶CVEListV5gitlab/gitlab16.6 — 18.2.7+2
▶NVDgitlab/gitlab16.6.0 — 18.2.7+2
▶debiandebian/gitlab
▶gitlabgitlab/gitlab

🔴Vulnerability Details

1
GHSA
GHSA-9396-6m54-w269: An issue has been discovered in GitLab EE affecting all versions from 16↗2025-09-26
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📋Vendor Advisories

2
GitLab
CVE-2025-10871: 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 Maintain↗2025-09-26
▶
Debian
CVE-2025-10871: gitlab - An issue has been discovered in GitLab EE affecting all versions from 16.6 befor...↗2025
▶