Description
An issue has been discovered in GitLab EE affecting all versions from 13.3 before 17.11.6, 18.0 before 18.0.4, and 18.1 before 18.1.2 that could have allowed authenticated project owners to bypass group-level forking restrictions by manipulating API requests.
References (2)
Core 2
Core References
Broken Link issue-tracking
permissions-required
https://gitlab.com/gitlab-org/gitlab/-/issues/534636
Permissions Required technical-description
exploit
permissions-required
https://hackerone.com/reports/3079956
Scores
CVSS v3
4.3
EPSS
0.0007
EPSS Percentile
21.7%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-863
Status
published
Products (1)
gitlab/gitlab
13.3.0 - 17.11.6
Published
Jul 10, 2025
Tracked Since
Feb 18, 2026