An issue has been discovered in GitLab CE/EE affecting all versions before 15.1.6, all versions starting from 15.2 before 15.2.4, all versions starting from 15.3 before 15.3.2. It may be possible for an attacker to guess a user's password by brute force by sending crafted requests to a specific endpoint, even if the victim user has 2FA enabled on their account.
https://gitlab.com/gitlab-org/gitlab/-/issues/340395
https://gitlab.com/gitlab-org/cves/-/blob/master/2022/CVE-2022-3031.json