Provide references for CVE-2020-8644.
Where can I find more information about CVE-2020-8644?
References are available at: https://playsms.org/2020/02/05/playsms-1-4-3-has-been-released/, https://forum.playsms.org/t/playsms-1-4-3-has-been-released/2704, https://research.nccgroup.com/2020/02/11/technical-advisory-playsms-pre-authentication-remote-code-execution-cve-2020-8644/, http://packetstormsecurity.com/files/157106/PlaySMS-index.php-Unauthenticated-Template-Injection-Code-Execution.html.