An issue has been discovered in GitLab CE/EE affecting all versions starting from 12.9 before 14.3.6, all versions starting from 14.4 before 14.4.4, all versions starting from 14.5 before 14.5.2. A regular expression related to quick actions features was susceptible to catastrophic backtracking that could cause a DOS attack.

Related CVEs

CVE-2021-39917

Key Information

GHSA ID

GHSA-86j2-r9c9-2h84

Published

December 14, 2021 12:00 AM

Last Modified

December 17, 2021 12:00 AM

CVSS Score

5.0 /10

Primary Ecosystem

Unknown

Primary Package

Unknown

GitHub Reviewed

✗ No

Dataset

Last updated: June 17, 2025 6:25 AM

Data from GitHub Advisory Database. This information is provided for research and educational purposes.