Multiple cross-site scripting (XSS) vulnerabilities in CubeCart 3.0.3 allow remote attackers to inject arbitrary web script or HTML via the redir parameter to (1) cart.php or (2) index.php, or (3) the searchStr parameter in a viewCat action to index.php.  Note: vectors (1) and (2) were later reported to affect 3.0.7-pl1.