CVE-2026-4916 Details
Description
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.2 before 18.8.9, 18.9 before 18.9.5, and 18.10 before 18.10.3 that could have allowed an authenticated user with custom role permissions to demote or remove higher-privileged group members due to improper authorization checks on member management operations.
A vulnerability exists in GitLab Community Edition (CE) and Enterprise Edition (EE) versions 18.2 prior to 18.8.9, 18.9 prior to 18.9.5, and 18.10 prior to 18.10.3. This vulnerability allows an authenticated user with custom role permissions to demote or remove higher-privileged group members. The issue arises from improper authorization checks on member management operations.
Users are advised to upgrade to GitLab versions 18.10.3, 18.9.5, or 18.8.9. Instructions for updating GitLab can be found in the GitLab Update documentation. Note that the SLES 12.5 packages for 18.10.3 and 18.9.5 are not present in this release.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Apr 9, 2026References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.
| URL | Source(s) | Tag(s) |
|---|---|---|
| https://about.gitlab.com/releases/2026/04/08/patch-release-gitlab-18-10-3-released/ | [email protected] | Release NotesVendor Advisory |
| https://gitlab.com/gitlab-org/gitlab/-/work_items/565414 | [email protected] | Broken Link |
| https://hackerone.com/reports/3301240 | [email protected] | Permissions Required |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-862 | Missing Authorization | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| gitlab gitlab | >= 18.2.0, < 18.8.9 >= 18.9.0, < 18.9.5 >= 18.10.0, < 18.10.3 |
CPE
Remediation
| |
Change History
5 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jul 24, 2026 | CVE Translated | [email protected] |
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Apr 16, 2026 | Initial Analysis | [email protected] |
| Apr 8, 2026 | New CVE Received | [email protected] |