CVE-2026-3857 Details
Description
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.10 before 18.8.7, 18.9 before 18.9.3, and 18.10 before 18.10.1 that could have allowed an unauthenticated user to execute arbitrary GraphQL mutations on behalf of authenticated users due to insufficient CSRF protection.
A Cross-Site Request Forgery (CSRF) vulnerability has been identified in the GitLab Community Edition (CE) and Enterprise Edition (EE) GLQL API. This vulnerability affects all versions from 17.10 prior to 18.8.7, 18.9 prior to 18.9.3, and 18.10 prior to 18.10.1. The issue could have allowed an unauthenticated user to execute arbitrary GraphQL mutations on behalf of authenticated users, due to insufficient CSRF protection.
Users are advised to upgrade to GitLab versions 18.10.1, 18.9.3, or 18.8.7. Instructions for updating GitLab can be found on the GitLab Update page. Note that the SLES 12.5 package is not available for GitLab 18.10.1.
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 Mar 26, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://about.gitlab.com/releases/2026/03/25/patch-release-gitlab-18-10-1-released/ | [email protected] | Release NotesVendor Advisory |
| https://gitlab.com/gitlab-org/gitlab/-/work_items/592828 | [email protected] | Broken Link |
| https://hackerone.com/reports/3584382 | [email protected] | Permissions Required |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-352 | Cross-Site Request Forgery (CSRF) | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| gitlab gitlab | >= 17.10.0, < 18.8.7 >= 18.9.0, < 18.9.3 18.10.0 |
CPE
Remediation
| |
Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Mar 30, 2026 | Initial Analysis | [email protected] |
| Mar 25, 2026 | New CVE Received | [email protected] |