CVE-2026-5309

GitLab has remediated an issue in GitLab EE affecting all versions from 18.6 before 18.11.6, 19.0 before 19.0.3, and 19.1 before 19.1.1 that under certain conditions could have allowed an authenticated user to read or modify another group's virtual registry cleanup policy settings without authorization.

CVSS v3 5.4 MEDIUM

5.4^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 2.5

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-1-1-released/	Release Notes Vendor Advisory
https://gitlab.com/gitlab-org/gitlab/-/work_items/595468	Broken Link
https://hackerone.com/reports/3628793	Permissions Required

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:gitlab:gitlab:::::enterprise:::*
	cpe:2.3:a:gitlab:gitlab:::::enterprise:::*
	cpe:2.3:a:gitlab:gitlab:19.1.0::::enterprise:::

History

26 Jun 2026, 18:05

Type	Values Removed	Values Added
CPE		cpe:2.3:a:gitlab:gitlab:::::enterprise:::* cpe:2.3:a:gitlab:gitlab:19.1.0::::enterprise:::
First Time		Gitlab Gitlab gitlab
References	~~() https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-1-1-released/ -~~	() https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-1-1-released/ - Release Notes, Vendor Advisory
References	~~() https://gitlab.com/gitlab-org/gitlab/-/work_items/595468 -~~	() https://gitlab.com/gitlab-org/gitlab/-/work_items/595468 - Broken Link
References	~~() https://hackerone.com/reports/3628793 -~~	() https://hackerone.com/reports/3628793 - Permissions Required

25 Jun 2026, 05:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-06-25 05:16

Updated : 2026-06-26 18:05

NVD link : CVE-2026-5309

Mitre link : CVE-2026-5309

CVE.ORG link : CVE-2026-5309

JSON object : View

Products Affected

gitlab

gitlab

CWE

CWE-639

Authorization Bypass Through User-Controlled Key

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