source: http://www.securityfocus.com/bid/1722/info

Talentsoft Web+ is a web application server that can be integrated with various web technologies.

Web+ can be used to display the source code of WML files residing on an NTFS parition by appending certain data to the known WML file. This vulnerability is also known to work if the scripts directory is set to the web root which enables the disclosure of other script (eg. ASP files) source code.

Successful exploitation of this vulnerability may reveal source code, table names, usernames, passwords, and other forms of confidential data. 

http://target/cgi-bin/webplus.exe?script=test.wml::$DATA