GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.0 before 18.10.8, 18.11 before 18.11.5, and 19.0 before 19.0.2 that could have allowed an authenticated user to cause denial of service on the CI/CD Catalog page due to improper sanitization.
https://gitlab.com/gitlab-org/gitlab/-/work_items/600446
https://about.gitlab.com/releases/2026/06/10/patch-release-gitlab-19-0-2-released/