CVE-2023-3904: GitLab

High severity, CVSS 7.5. EPSS: 0.8% chance of exploitation in the next 30 days.

An issue has been discovered in GitLab EE affecting all versions starting before 16.4.4, all versions starting from 16.5 before 16.5.4, all versions starting from 16.6 before 16.6.2. It was possible to overflow the time spent on an issue that altered the details shown in the issue boards.

Affected products

• GitLab GitLab: before 16.4.4 (fixed in 16.4.4); from 16.5, before 16.5.4 (fixed in 16.5.4); from 16.6, before 16.6.2 (fixed in 16.6.2)

Published 2023-12-15. Last modified 2026-06-17.