A vulnerability classified as problematic has been found in kalvinGit kvf-admin up to f12a94dc1ebb7d1c51ee978a85e4c7ed75c620ff. Affected is an unknown function of the file /ueditor/upload?configPath=ueditor/config.json&action=uploadfile of the component XML File Handler. The manipulation of the argument upfile leads to cross site scripting. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. This product is using a rolling release to provide continious delivery. Therefore, no version details for affected nor updated releases are available. The GitHub repository of the project did not receive an update for more than two years.