Multiple SQL injection vulnerabilities in admin/usercheck.php in FlexPHPNews 0.0.6 allow remote attackers to execute arbitrary SQL commands via the (1) checkuser parameter (aka username field) or (2) checkpass parameter (aka password field) to admin/index.php. NOTE: some of these details are obtained from third party information.

More... (http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2008-5927)