An improper access control issue in GitLab CE/EE affecting all versions starting from 15.2 before 15.2.4, all versions from 15.3 before 15.3.2 allows disclosure of confidential information via the Incident timeline events.
https://hackerone.com/reports/1652853
https://gitlab.com/gitlab-org/gitlab/-/issues/369429
https://gitlab.com/gitlab-org/cves/-/blob/master/2022/CVE-2022-2630.json