CVE-2026-4523

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 15.11 before 19.2.7, 19.3 before 19.3.3, and 19.4 before 19.4.1 that under certain conditions could have allowed an unauthenticated user to read CI/CD job trace contents containing sensitive variable values due to improper authorization enforcement in the GraphQL API.

CVSS v3 3.7 LOW

3.7^/10

CVSS v3 : LOW

Vector :

Exploitability : 2.2 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-4-1-released/	Release Notes Vendor Advisory
https://gitlab.com/gitlab-org/gitlab/-/work_items/594294	Broken Link
https://hackerone.com/reports/3590929	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:19.4.0::::community:::
	cpe:2.3:a:gitlab:gitlab:19.4.0::::enterprise:::

History

05 Oct 2026, 17:07

Type	Values Removed	Values Added
CPE		cpe:2.3:a:gitlab:gitlab:19.4.0::::community::: cpe:2.3:a:gitlab:gitlab:::::community:::* cpe:2.3:a:gitlab:gitlab:::::enterprise:::* cpe:2.3:a:gitlab:gitlab:19.4.0::::enterprise:::
First Time		Gitlab Gitlab gitlab
References	~~() https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-4-1-released/ -~~	() https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-4-1-released/ - Release Notes, Vendor Advisory
References	~~() https://gitlab.com/gitlab-org/gitlab/-/work_items/594294 -~~	() https://gitlab.com/gitlab-org/gitlab/-/work_items/594294 - Broken Link
References	~~() https://hackerone.com/reports/3590929 -~~	() https://hackerone.com/reports/3590929 - Permissions Required

29 Sep 2026, 10:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-09-29 10:17

Updated : 2026-10-05 17:07

NVD link : CVE-2026-4523

Mitre link : CVE-2026-4523

CVE.ORG link : CVE-2026-4523

JSON object : View

Products Affected

gitlab

gitlab

CWE

CWE-862

Missing Authorization

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