source: https://www.securityfocus.com/bid/32600/info
Orkut Clone is prone to an SQL-injection vulnerability and a cross-site scripting vulnerability because it fails to sufficiently sanitize user-supplied data.
Exploiting these issues 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.
http://www.example.com/profile_social.php?id=%3E%22%3E%3CScRiPt%20%0A%0D%3Ealert(0000)%3B%3C/ScRiPt%3E