An issue has been discovered in GitLab CE/EE affecting all versions starting from 13.4 before 14.10.5, all versions starting from 15.0 before 15.0.4, all versions starting from 15.1 before 15.1.1. GitLab reveals if a user has enabled two-factor authentication on their account in the HTML source, to unauthenticated users.
{
"cpes": [
"cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*",
"cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*",
"cpe:2.3:a:gitlab:gitlab:15.1.0:*:*:*:community:*:*:*",
"cpe:2.3:a:gitlab:gitlab:15.1.0:*:*:*:enterprise:*:*:*",
"cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*"
],
"severity": "Medium"
}