functions_vbseo_hook.php in the VBSEO module for vBulletin allows remote authenticated users to execute arbitrary code via the HTTP Referer header to visitormessage.php.
Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-9463
Reference (s):
- https://blog.sucuri.net/2015/01/serious-vulnerability-on-vbseo.html
- EXPLOIT-DB:36232
- URL: https://www.exploit-db.com/exploits/36232/