Static code injection vulnerability in admin/install.php in Flexcustomer 0.0.6 might allow remote attackers to inject arbitrary PHP code into const.inc.php via the installdbname parameter (aka the Database Name field). NOTE: the installation instructions specify deleting admin/install.php.

More... (http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2008-6761)