includes/core/is_user.php in NukeViet before 4.3.04 deserializes the untrusted nvloginhash cookie (i.e., the code relies on PHP's serialization format when JSON can be used to eliminate the risk).
{
"extracted_events": [
{
"introduced": "0"
},
{
"fixed": "4.3.04"
}
],
"source": "CPE_FIELD",
"cpe": "cpe:2.3:a:nukeviet:nukeviet:*:*:*:*:*:*:*:*"
}