CVE-2026-3073: Authorization Bypass Through User-Controlled Key in GitLab

Published May 14, 2026
·
Updated

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.6 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 developer-role permissions to bypass PyPI package protection rules and upload restricted packages due to improper authorization checks.

Affected Software

8 affected components
GitLab GitLab CE>=17.6<18.9.7, >=18.10<18.10.6, >=18.11<18.11.3
GitLab GitLab EE>=17.6<18.9.7, >=18.10<18.10.6, >=18.11<18.11.3
GitLab GitLab>=17.6.0<18.9.7
GitLab GitLab>=17.6.0<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

Information

Upgrade to versions 18.9.7, 18.10.6, 18.11.3 or above.

Event History

May 14, 2026
CVE Published
via MITRE·05:36 AM
Data Sourced
via MITRE·05:36 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-2026-3073?

CVE-2026-3073 has a medium severity level due to its potential to allow unauthorized access for users with developer-role permissions.

2

How do I fix CVE-2026-3073?

To mitigate CVE-2026-3073, upgrade GitLab CE or EE to version 18.11.3 or later.

3

What versions are affected by CVE-2026-3073?

CVE-2026-3073 affects GitLab CE/EE versions from 17.6 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3.

4

What kind of vulnerability is CVE-2026-3073?

CVE-2026-3073 is an authorization bypass vulnerability that can be exploited through user-controlled keys.

5

Who is impacted by CVE-2026-3073?

Authenticated users with developer-role permissions in GitLab are primarily impacted by CVE-2026-3073.

Company

Resources

Contact

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