Medium (5.3) in gitlab gitlab. EPSS 0.5% chance of exploitation in the next 30 days.
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.
Severity
CVSS 3.1
5.3 medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
EPSS
0.5% chance of exploitation in the next 30 days; higher than 40% of CVEs (scores of 2026-10-31)