CVE-2026-1402

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.1 before 18.10.7, 18.11 before 18.11.4, and 19.0 before 19.0.1 that under certain conditions could have allowed an authenticated user to cause denial of service due to insufficient validation.

CVSS v3 6.5 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://about.gitlab.com/releases/2026/05/27/patch-release-gitlab-19-0-1-released/	Release Notes
https://gitlab.com/gitlab-org/gitlab/-/work_items/587569	Broken Link
https://hackerone.com/reports/3517283	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:19.0.0::::community:::
	cpe:2.3:a:gitlab:gitlab:19.0.0::::enterprise:::

History

27 May 2026, 20:53

Type	Values Removed	Values Added
First Time		Gitlab gitlab Gitlab
CPE		cpe:2.3:a:gitlab:gitlab:::::enterprise:::* cpe:2.3:a:gitlab:gitlab:::::community:::* cpe:2.3:a:gitlab:gitlab:19.0.0::::community::: cpe:2.3:a:gitlab:gitlab:19.0.0::::enterprise:::
References	~~() https://about.gitlab.com/releases/2026/05/27/patch-release-gitlab-19-0-1-released/ -~~	() https://about.gitlab.com/releases/2026/05/27/patch-release-gitlab-19-0-1-released/ - Release Notes
References	~~() https://gitlab.com/gitlab-org/gitlab/-/work_items/587569 -~~	() https://gitlab.com/gitlab-org/gitlab/-/work_items/587569 - Broken Link
References	~~() https://hackerone.com/reports/3517283 -~~	() https://hackerone.com/reports/3517283 - Permissions Required

27 May 2026, 19:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-05-27 19:16

Updated : 2026-05-27 20:53

NVD link : CVE-2026-1402

Mitre link : CVE-2026-1402

CVE.ORG link : CVE-2026-1402

JSON object : View

Products Affected

gitlab

gitlab

CWE

CWE-770

Allocation of Resources Without Limits or Throttling

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