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GitLab EE Forking Restriction Bypass Vulnerability for Authenticated Project Owners

Vulnerability

A vulnerability exists in GitLab EE versions 13.3 prior to 17.11.6, 18.0 prior to 18.0.4, and 18.1 prior to 18.1.2. This issue could have allowed authenticated project owners to bypass group-level forking restrictions by manipulating API requests.

Impact

Exploitation of this vulnerability could lead to unauthorized forking of projects, bypassing established group-level restrictions.

Added: Sep 1, 2025, 7:22 PM
Updated: Sep 1, 2025, 7:22 PM

Vulnerability Rating

Custom Algorithm
spread
7.3
impact
2.5
exploitability
5.2
remediation
0.0
relevance
0.2
threat
0.0
urgency
2.9
incentive
1.7

Our algorithm analyzes dozens of metrics to generate these 8 key vulnerability categories, which are then combined to calculate the overall risk score.