source: https://www.securityfocus.com/bid/24590/info eNdonesia is prone to multiple SQL-injection vulnerabilities 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 sensitive data, or exploit latent vulnerabilities in the underlying database. eNdonesia 8.4 is vulnerable; other versions may also be affected. http://www.example.com/banners.php?op=click&bid=-9+union+select+pwd+from+authors/*