An issue was discovered in Joomla! 2.5.0 through 3.10.6 & 4.0.0 through 4.1.0. A user row was not bound to a specific authentication mechanism which could under very special circumstances allow an account takeover.
[
{
"product": "Joomla! CMS",
"vendor": "Joomla! Project",
"versions": [
{
"status": "affected",
"version": "2.5.0-3.10.6 & 4.0.0-4.1.0"
}
]
}
]