Adding a very large number of tags to a runner in GitLab CE/EE affecting all versions prior to 14.7.7, 14.8 prior to 14.8.5, and 14.9 prior to 14.9.2 allows an attacker to impact the performance of GitLab
https://gitlab.com/gitlab-org/gitlab/-/issues/328593
https://gitlab.com/gitlab-org/cves/-/blob/master/2022/CVE-2022-1099.json