admin/index.php in Maian Uploader 4.0 and earlier allows remote attackers to bypass authentication and gain administrative access by sending an arbitrary uploader_cookie cookie.

Multiple cross-site scripting (XSS) vulnerabilities in Maian Uploader 4.0 allow remote attackers to inject arbitrary web script or HTML via the width parameter to (1) uploader/admin/js/load_flv.js.php or (2) uploader/js/load_flv.js.php.