An issue has been discovered in GitLab affecting versions prior to 13.1.2, 13.0.8 and 12.10.13. Missing permission check for adding time spent on an issue.
https://hackerone.com/reports/755188
https://gitlab.com/gitlab-org/gitlab/-/issues/201806
https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-13319.json