An issue was discovered in Smartstore (aka SmartStoreNET) before 4.1.0. Administration/Controllers/ImportController.cs allows path traversal (for copy and delete actions) in the ImportController.Create method via a TempFileName field.
An issue was discovered in Smartstore (aka SmartStoreNET) through 4.1.1. Views/PrivateMessages/View.cshtml does not call HtmlUtils.SanitizeHtml on a private message.