Description
An issue has been discovered in GitLab CE/EE affecting all versions from 16.9 before 17.4.6, 17.5 before 17.5.4, and 17.6 before 17.6.2. By using a specific GraphQL query, under specific conditions an unauthorized user can retrieve branch names.
References (2)
Core 2
Core References
Exploit, Issue Tracking, Vendor Advisory issue-tracking
permissions-required
https://gitlab.com/gitlab-org/gitlab/-/issues/480509
Permissions Required technical-description
exploit
permissions-required
https://hackerone.com/reports/2666216
Scores
CVSS v3
5.3
EPSS
0.0015
EPSS Percentile
35.8%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-863
Status
published
Products (1)
gitlab/gitlab
16.9.0 - 17.4.6 (2 CPE variants)
Published
Dec 16, 2024
Tracked Since
Feb 18, 2026