The WP Import Export Lite WordPress plugin before 3.9.33 does not validate a path taken from...

The WP Import Export Lite WordPress plugin before 3.9.33 does not validate a path taken from stored, user-supplied data before recursively deleting the directory it resolves to, allowing users to whom an administrator has delegated a WP Import Export Lite WordPress plugin before 3.9.33 capability to delete arbitrary directories, and every file within them, including outside the web root.