PHP remote file inclusion vulnerability in assets/snippets/reflect/snippet.reflect.php in MODx CMS 0.9.6.2 and earlier, when magic_quotes_gpc is disabled, allows remote attackers to execute arbitrary PHP code via a URL in the reflect_base parameter.
https://www.exploit-db.com/exploits/7204
https://exchange.xforce.ibmcloud.com/vulnerabilities/46797
http://www.vupen.com/english/advisories/2008/3236
http://svn.modxcms.com/svn/tattoo/tattoo/releases/0.9.6.3/install/changelog.txt