CVE-2026-0958

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.4 before 18.6.6, 18.7 before 18.7.4, and 18.8 before 18.8.4 that could have allowed an unauthenticated user to cause denial of service through memory or CPU exhaustion by bypassing JSON validation middleware limits.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://about.gitlab.com/releases/2026/02/10/patch-release-gitlab-18-8-4-released/	Release Notes Vendor Advisory
https://gitlab.com/gitlab-org/gitlab/-/issues/586202	Broken Link Issue Tracking
https://hackerone.com/reports/3463363	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:::::community:::*
	cpe:2.3:a:gitlab:gitlab:::::enterprise:::*

History

13 Feb 2026, 15:33

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:::*
References	~~() https://about.gitlab.com/releases/2026/02/10/patch-release-gitlab-18-8-4-released/ -~~	() https://about.gitlab.com/releases/2026/02/10/patch-release-gitlab-18-8-4-released/ - Release Notes, Vendor Advisory
References	~~() https://gitlab.com/gitlab-org/gitlab/-/issues/586202 -~~	() https://gitlab.com/gitlab-org/gitlab/-/issues/586202 - Broken Link, Issue Tracking
References	~~() https://hackerone.com/reports/3463363 -~~	() https://hackerone.com/reports/3463363 - Permissions Required

11 Feb 2026, 12:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-02-11 12:16

Updated : 2026-02-13 15:33

NVD link : CVE-2026-0958

Mitre link : CVE-2026-0958

CVE.ORG link : CVE-2026-0958

JSON object : View

Products Affected

gitlab

gitlab

CWE

CWE-436

Interpretation Conflict

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