Detections
Analytics
CVE-2021-39933
medium
Description
An issue has been discovered in GitLab CE/EE affecting all versions starting from 12.10 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 used for handling user input (notes, comments, etc) was susceptible to catastrophic backtracking that could cause a DOS attack.
References
https://hackerone.com/reports/1320077
https://gitlab.com/gitlab-org/gitlab/-/issues/340449
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39933.json