Multiple SQL injection vulnerabilities in F-ART BLOG:CMS 4.1 allow remote attackers to execute arbitrary SQL commands via the (1) xagent, (2) xpath, (3) xreferer, and (4) xdns parameters in (a) admin/plugins/NP_Log.php, and the (5) pitem parameter in (b) admin/plugins/NP_Poll.php; and allow remote authenticated users to execute arbitrary SQL commands via the (6) pageRef parameter in (c) admin/plugins/NP_Referrer.php.