An issue has been discovered in GitLab CE/EE affecting all versions starting from 7.14 before 15.11.10, all versions starting from 16.0 before 16.0.6, all versions starting from 16.1 before 16.1.1, which allows an attacker to inject HTML in an email address field.
Credits
Thanks [cryptopone](https://hackerone.com/cryptopone) for reporting this vulnerability through our HackerOne bug bounty program