CVE-2026-8144: Missing Authorization in GitLab

Published May 14, 2026
·
Updated

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 15.1 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3 that could have allowed an authenticated user with project membership to enumerate private group members due to missing authorization checks.

Affected Software

8 affected components
GitLab GitLab CE>=15.1<18.9.7, >=18.10<18.10.6, >=18.11<18.11.3
GitLab GitLab EE>=15.1<18.9.7, >=18.10<18.10.6, >=18.11<18.11.3
GitLab GitLab>=15.1.0<18.9.7
GitLab GitLab>=15.1.0<18.9.7
GitLab GitLab>=18.10.0<18.10.6
GitLab GitLab>=18.10.0<18.10.6
GitLab GitLab>=18.11.0<18.11.3
GitLab GitLab>=18.11.0<18.11.3

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade GitLab CE/EE to a version that resolves this vulnerability.

    Fixed in 18.9.7
  2. Upgrade

    Upgrade GitLab CE/EE to a version that resolves this vulnerability.

    Fixed in 18.10.6
  3. Upgrade

    Upgrade GitLab CE/EE to a version that resolves this vulnerability.

    Fixed in 18.11.3

Event History

May 14, 2026
CVE Published
via MITRE·05:33 AM
Data Sourced
via MITRE·05:33 AM
RemedyDescriptionSeverityWeakness
Data Sourced
via NVD·06:16 AM
DescriptionSeverityWeaknessAffected Software
Apr 22, 58353
Event
via FIRST·09:43 AM
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Frequently Asked Questions

1

What is the severity of CVE-2026-8144?

CVE-2026-8144 is considered a medium severity vulnerability due to its potential for unauthorized access to private group member information.

2

How do I fix CVE-2026-8144?

To remediate CVE-2026-8144, upgrade GitLab to version 18.9.7 or later, or versions 18.10.6 or 18.11.3 or later.

3

What versions of GitLab are affected by CVE-2026-8144?

CVE-2026-8144 affects GitLab CE and EE versions from 15.1 to before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3.

4

What type of vulnerability is CVE-2026-8144?

CVE-2026-8144 is identified as a missing authorization vulnerability.

5

Who can exploit CVE-2026-8144?

An authenticated user with project membership can exploit CVE-2026-8144 to enumerate private group members.

Company

Resources

Contact

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CVE-2026-8144 - Missing Authorization in GitLab - SecAlerts