CVE-2023-3907: Project maintainer can escalate to Project owner using project access token rotate API

Published Dec 13, 2023
·
Updated

A privilege escalation vulnerability in GitLab EE affecting all versions from 16.0 prior to 16.4.4, 16.5 prior to 16.5.4, and 16.6 prior to 16.6.2 allows a project Maintainer to use a Project Access Token to escalate their role to Owner

Affected Software

4 affected componentsFixes available
GitLab GitLab>=16.0.0<16.4.4
GitLab GitLab>=16.5<16.5.4
GitLab GitLab>=16.6<16.6.2
GitLab GitLab EE>=16.0<16.4.4, >=16.5<16.5.4, >=16.6<16.6.2
16.4.416.5.416.6.2

Remediation

Information

Upgrade to version 16.4.4, 16.5.4 or 16.6.2

Event History

Dec 17, 2023
CVE Published
via MITRE·11:02 PM
Data Sourced
via MITRE·11:02 PM
RemedyDescriptionSeverityWeakness
Apr 22, 2026
Data Sourced
via GitLab·08:52 AM
DescriptionSeverityAffected Software

Peer vulnerabilities

Found alongside the following vulnerabilities.

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Frequently Asked Questions

1

What is the severity of CVE-2023-3907?

CVE-2023-3907 has been rated as a high severity vulnerability due to its potential for privilege escalation.

2

How do I fix CVE-2023-3907?

To mitigate CVE-2023-3907, update GitLab EE to version 16.4.4 or later, 16.5.4 or later, or 16.6.2 or later.

3

What versions are affected by CVE-2023-3907?

CVE-2023-3907 affects GitLab EE versions from 16.0 prior to 16.4.4, 16.5 prior to 16.5.4, and 16.6 prior to 16.6.2.

4

Who is impacted by CVE-2023-3907?

CVE-2023-3907 allows project Maintainers in GitLab to escalate their roles to Owner, impacting project security and access controls.

5

What action should I take after identifying CVE-2023-3907 in my GitLab instance?

After identifying CVE-2023-3907, prioritize updating to a fixed version and review project access tokens and permissions.

Contact

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