CVE-2026-4524: Authentication Bypass Using an Alternate Path or Channel in GitLab

Published May 14, 2026
·
Updated

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.9.1 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3 that could have allowed an authenticated user to access confidential issue content in public projects without proper authorization due to improper authorization checks.

Affected Software

7 affected components
GitLab GitLab CE/EE>=18.9.1<18.9.7, >=18.10<18.10.6, >=18.11<18.11.3
GitLab GitLab>=18.9.1<18.9.7
GitLab GitLab>=18.9.1<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

Information

Upgrade to versions 18.9.7, 18.10.6, 18.11.3 or above.

Event History

May 14, 2026
CVE Published
via MITRE·05:34 AM
Data Sourced
via MITRE·05:34 AM
RemedyDescriptionSeverityWeakness
Data Sourced
via NVD·06:16 AM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2026-4524?

The severity of CVE-2026-4524 is classified as a medium risk due to potential authentication bypass vulnerabilities.

2

How do I fix CVE-2026-4524?

To fix CVE-2026-4524, update GitLab to version 18.9.7, 18.10.6, or 18.11.3 or later.

3

Who is affected by CVE-2026-4524?

CVE-2026-4524 affects all versions of GitLab CE/EE from 18.9.1 to before 18.9.7, 18.10 to before 18.10.6, and 18.11 to before 18.11.3.

4

What type of vulnerability is CVE-2026-4524?

CVE-2026-4524 is an authentication bypass vulnerability that allows users to access confidential issue content.

5

Can CVE-2026-4524 be exploited remotely?

Yes, CVE-2026-4524 can potentially be exploited by authenticated users to gain unauthorized access to sensitive information.

Company

Resources

Contact

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