source: http://www.securityfocus.com/bid/16547/info

The vwdev application is prone to an SQL-injection vulnerability. This issue is due to a failure in the application to properly sanitize user-supplied input.

Successful exploitation can allow an attacker to bypass authentication, modify data, or exploit vulnerabilities in the underlying database implementation. Other attacks may also be possible. 

http://www.example.com/index.php?Page=definition&UID=2;[SQLINJECTION]
http://www.example.com/index.php?Page=definition&UID=2;Drop Table Docs; --