Provide references for CVE-2021-4247.
Where can I find more information about CVE-2021-4247?
References are available at: https://github.com/OWASP/NodeGoat/issues/225, https://github.com/OWASP/NodeGoat/commit/4a4d1db74c63fb4ff8d366551c3af006c25ead12, https://vuldb.com/?id.216184.