A cross-site scripting issue has been discovered in GitLab affecting all versions starting from 5.1 before 15.9.6, all versions starting from 15.10 before 15.10.5, all versions starting from 15.11 before 15.11.1. When viewing an XML file in a repository in "raw" mode, it can be made to render as HTML if viewed under specific circumstances
https://hackerone.com/reports/1923293
https://gitlab.com/gitlab-org/gitlab/-/issues/404613
https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-1836.json