1. OVERVIEW CubeCart 3.0.20 and lower versions are vulnerable to Cross Site Scripting. 2. BACKGROUND CubeCart is an "out of the box" ecommerce shopping cart software solution which has been written to run on servers that have PHP & MySQL support. With CubeCart you can quickly setup a powerful online store which can be used to sell digital or tangible products to new and existing customers all over the world. 3. VULNERABILITY DESCRIPTION Multiple parameters are not properly sanitized, which allows attacker to conduct Cross Site Scripting attack. This may allow an attacker to create a specially crafted URL that would execute arbitrary script code in a victim's browser. 4. VERSIONS AFFECTED 3.0.20 and lower (aka 3.0.x family) 5. Affected URLs and Parameters /admin/adminusers/permissions.php (adminId parameter) /admin/categories/index.php (cat_name parameter) /admin/categories/languages.php (cat_master_id parameter) /admin/customers/ (