An issue has been discovered in GitLab affecting all versions prior to 13.2.10, 13.3.7 and 13.4.2: Stored XSS in CI Job Log
https://hackerone.com/reports/950190
https://gitlab.com/gitlab-org/gitlab/-/issues/233473
https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-13340.json