CVE-2026-3857

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.

CVSS v3 8.1 HIGH

8.1^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://about.gitlab.com/releases/2026/03/25/patch-release-gitlab-18-10-1-released/	Release Notes Vendor Advisory
https://gitlab.com/gitlab-org/gitlab/-/work_items/592828	Broken Link
https://hackerone.com/reports/3584382	Permissions Required

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:gitlab:gitlab:::::community:::*
	cpe:2.3:a:gitlab:gitlab:::::enterprise:::*
	cpe:2.3:a:gitlab:gitlab:::::community:::*
	cpe:2.3:a:gitlab:gitlab:::::enterprise:::*
	cpe:2.3:a:gitlab:gitlab:18.10.0::::community:::
	cpe:2.3:a:gitlab:gitlab:18.10.0::::enterprise:::

History

30 Mar 2026, 15:19

Type	Values Removed	Values Added
First Time		Gitlab Gitlab gitlab
CPE		cpe:2.3:a:gitlab:gitlab:18.10.0::::enterprise::: cpe:2.3:a:gitlab:gitlab:::::enterprise:::* cpe:2.3:a:gitlab:gitlab:18.10.0::::community::: cpe:2.3:a:gitlab:gitlab:::::community:::*
References	~~() https://about.gitlab.com/releases/2026/03/25/patch-release-gitlab-18-10-1-released/ -~~	() https://about.gitlab.com/releases/2026/03/25/patch-release-gitlab-18-10-1-released/ - Release Notes, Vendor Advisory
References	~~() https://gitlab.com/gitlab-org/gitlab/-/work_items/592828 -~~	() https://gitlab.com/gitlab-org/gitlab/-/work_items/592828 - Broken Link
References	~~() https://hackerone.com/reports/3584382 -~~	() https://hackerone.com/reports/3584382 - Permissions Required

Information

Published : 2026-03-25 17:17

Updated : 2026-03-30 15:19

NVD link : CVE-2026-3857

Mitre link : CVE-2026-3857

CVE.ORG link : CVE-2026-3857

JSON object : View

Products Affected

gitlab

gitlab

CWE

CWE-352

Cross-Site Request Forgery (CSRF)

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