An issue was discovered in Joomla! 4.2.0 through 4.3.1. Lack of input validation caused an open redirect and XSS issue within the new mfa selection screen.
[
{
"defaultStatus": "unaffected",
"product": "Joomla! CMS",
"vendor": "Joomla! Project",
"versions": [
{
"status": "affected",
"version": "4.2.0-4.3.1"
}
]
}
]