The privateaddresscheck ruby gem before 0.4.1 is vulnerable to a bypass due to an incomplete blacklist of common private/local network addresses used to prevent server-side request forgery.
{
"source": "CPE_RANGE",
"extracted_events": [
{
"introduced": "0"
},
{
"fixed": "0.4.1"
}
],
"cpe": "cpe:2.3:a:private_address_check_project:private_address_check:*:*:*:*:*:ruby:*:*"
}