Insufficient Session Expiration in Gitlab Community Edition and GitLab Enterprise Edition - CVE-2026-6515

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Main Vulnerability Database Vulnerabilities #VU131659

Insufficient Session Expiration in Gitlab Community Edition and GitLab Enterprise Edition - CVE-2026-6515

Published: May 18, 2026


Vulnerability identifier: #VU131659
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2026-6515
CWE-ID: CWE-613
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: GitLab, Inc
Affected software:
Gitlab Community Edition
GitLab Enterprise Edition

Detailed vulnerability description

The vulnerability allows a remote user to access Virtual Registries with invalidated or incorrectly scoped credentials.

The vulnerability exists due to insufficient session expiration in virtual registry credentials validation when validating credentials under certain conditions. A remote user can use invalidated or incorrectly scoped credentials to access Virtual Registries with invalidated or incorrectly scoped credentials.


How to mitigate CVE-2026-6515

Install security update from vendor's website.

Sources