The media rename feature in GeniXCMS through 0.0.8 does not consider alternative PHP file extensions when checking uploaded files for PHP content, which enables a user to rename and execute files with the .php6, .php7 and .phtml extensions.
.php6
.php7
.phtml
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-5520.json"