setup/controllers/welcome.php in MODX Revolution 2.5.4-pl and earlier allows remote attackers to execute arbitrary PHP code via the config_key parameter to the setup/index.php?action=welcome URI.
{
"source": "CPE_RANGE",
"extracted_events": [
{
"introduced": "0"
},
{
"last_affected": "2.5.4"
}
],
"cpe": "cpe:2.3:a:modx:modx_revolution:*:*:*:*:*:*:*:*"
}