vulntracker.iovulntracker.io
© 2026 vulntracker.io

CVE-2026-6515

Insufficient Session Expiration in GitLab

MEDIUM
5.4
CVSS Score
Published: April 22, 2026 at 04:04 PM UTC
Updated: June 17, 2026 at 11:00 AM UTC
1 product affected across 1 vendorGitLab

Using GitLab by GitLab?

Get instant alerts when new vulnerabilities affect GitLab - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Start FreeSign In
Severity
MEDIUM5.4
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

GitLab· GitLabmaven
95%
18.10 ≤ v < 18.10.418.10.0 ≤ v < 18.10.418.11 ≤ v < 18.11.118.2 ≤ v < 18.9.618.2.0 ≤ v < 18.9.618.1018.1118.11.018.2
Affected range stops below 18.10.4, so it looks safe — our inference, not a vendor statement
Affected range stops below 18.11.1, so it looks safe — our inference, not a vendor statement
Affected range stops below 18.9.6, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (2)

Broken Link
Source: cverecord
https://gitlab.com/gitlab-org/gitlab/-/work_items/595993
Release NotesVendor Advisory
Source: cverecord
https://about.gitlab.com/releases/2026/04/22/patch-release-gitlab-18-11-1-released/

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.4MEDIUMGitLab
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusANALYZED
CWE
CWE-613

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Create accountSign in
Free plan, no card