Inadequate validation of URLs could result into an invalid check whether an redirect URL is internal or not..
{
"cpes": [
"cpe:2.3:a:joomla:joomla!:*:*:*:*:*:*:*:*",
"cpe:2.3:a:joomla:joomla!:*:*:*:*:elts:*:*:*"
],
"severity": "Medium"
}