The ZoomSounds - WordPress Wave Audio Player with Playlist plugin for WordPress is vulnerable to Arbitrary File Read in all versions up to, and including, 6.91 via the 'dzsap_download' action. This makes it possible for unauthenticated attackers to read the contents of arbitrary files on the server, which can contain sensitive information.
The product allows user input to control or influence paths or file names that are used in filesystem operations.