🔐 CVE Alert

CVE-2026-6515

MEDIUM 5.4

Insufficient Session Expiration in GitLab

CVSS Score
5.4
EPSS Score
0.0%
EPSS Percentile
0th

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.2 before 18.9.6, 18.10 before 18.10.4, and 18.11 before 18.11.1 that could have allowed a user to use invalidated or incorrectly scoped credentials to access Virtual Registries under certain conditions.

CWE CWE-613
Vendor gitlab
Product gitlab
Ecosystems
Industries
Technology
Published Apr 22, 2026
Last Updated Apr 22, 2026
Stay Ahead of the Next One

Get instant alerts for gitlab gitlab

Be the first to know when new medium vulnerabilities affecting gitlab gitlab are published — delivered to Slack, Telegram or Discord.

Get Free Alerts → Free · No credit card · 60 sec setup

CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
None

Affected Versions

GitLab / GitLab
18.2 < 18.9.6 18.10 < 18.10.4 18.11 < 18.11.1

References

NVD ↗ CVE.org ↗ EPSS Data ↗
gitlab.com: https://gitlab.com/gitlab-org/gitlab/-/work_items/595993 about.gitlab.com: https://about.gitlab.com/releases/2026/04/22/patch-release-gitlab-18-11-1-released/

Credits

This vulnerability has been discovered internally by GitLab team member David Fernandez