Multiple cross-site scripting (XSS) vulnerabilities in AdaptCMS 3.0.3 allow remote attackers to inject arbitrary web script or HTML via the (1) data[Category][title] parameter to admin/categories/add, (2) data[Field][title] parameter to admin/fields/ajax_fields/, (3) name property in a basicInfo JSON object to admin/tools/create_theme, (4) data[Link][link_title] parameter to admin/links/links/add, or (5) data[ForumTopic][subject] parameter to forums/off-topic/new.

Unrestricted file upload vulnerability in admin/files/add in AdaptCMS 3.0.3 allows remote authenticated users to execute arbitrary PHP code by uploading a file with a PHP extension, then accessing it via a direct request to the file in /app/webroot/uploads.

Open redirect vulnerability in lib/Cake/Controller/Controller.php in AdaptCMS 3.0.3 allows remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via a URL in the HTTP Referer header.