An issue has been discovered in GitLab affecting all versions starting from 10.0 before 15.2.5, all versions starting from 15.3 before 15.3.4, all versions starting from 15.4 before 15.4.1. It was possible for an unauthorised user to create issues in a project.
https://hackerone.com/reports/1685105
https://gitlab.com/gitlab-org/gitlab/-/issues/372149
https://gitlab.com/gitlab-org/cves/-/blob/master/2022/CVE-2022-3066.json