An information disclosure vulnerability has been discovered in GitLab EE/CE affecting all versions starting from 11.5 before 15.8.5, all versions starting from 15.9 before 15.9.4, all versions starting from 15.10 before 15.10.1 will allow an admin to leak password from repository mirror configuration.
https://hackerone.com/reports/1784294
https://gitlab.com/gitlab-org/gitlab/-/issues/383745
https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-1098.json