An issue was discovered in concrete5 <= 5.6.3.4. The vulnerability exists due to insufficient filtration of user-supplied data (fID) passed to the "concrete5-legacy-master/web/concrete/tools/files/selector_data.php" URL. An attacker could execute arbitrary HTML and script code in a browser in the context of the vulnerable website.
{
"unresolved_ranges": [
{
"cpes": [
"cpe:2.3:a:concrete5:concrete5:*:*:*:*:*:*:*:*"
],
"extracted_events": [
{
"last_affected": "5.6.3.3"
}
],
"vendor_product": "concrete5:concrete5",
"source": "CPE_RANGE"
}
]
}