An issue has been discovered in GitLab affecting all versions starting from 15.9 before 15.9.4, all versions starting from 15.10 before 15.10.1. A search timeout could be triggered if a specific HTML payload was used in the issue description.
https://gitlab.com/gitlab-org/gitlab/-/issues/394817
https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-1787.json