source: http://www.securityfocus.com/bid/46864/info

Trend Micro WebReputation API is prone to a security-bypass vulnerability.

An attacker can exploit this issue to bypass the filter included in the download mechanism. Successful exploits may cause victims to download malicious files onto affected computers.

This issue affects WebReputation API 10.5; other versions may also be vulnerable. 

 http://www.example.com/dist/nmap-5.51-setup.exe?