The Knock Knock plugin before 1.2.8 for Craft CMS allows IP Whitelist bypass via an X-Forwarded-For HTTP header.
{
"cpe": "cpe:2.3:a:verbb:knock_knock:*:*:*:*:*:craft_cms:*:*",
"extracted_events": [
{
"introduced": "0"
},
{
"fixed": "1.2.8"
}
],
"source": "CPE_RANGE"
}