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.
{ "versions": [ { "introduced": "0" }, { "fixed": "0.4.1" } ] }
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-0909.json"