UniSharp laravel-filemanager (aka Laravel Filemanager) through 2.5.1 allows download?working_dir=%2F.. directory traversal to read arbitrary files, as exploited in the wild in June 2022.
This affects the package unisharp/laravel-filemanager from The upload() function does not sufficiently validate the file type when uploading. An attacker may be able to reproduce the following steps: - Install a package with a web Laravel application. - Navigate to the Upload window - Upload an image file, then capture the request - Edit the request contents with a malicious file (webshell) - Enter the path of file uploaded on …