The GTG Product Feed for Shopping plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'update_settings' function in versions up to, and including, 1.2.4. This makes it possible for unauthenticated attackers to update plugin settings.
https://plugins.trac.wordpress.org/changeset/3026053
https://plugins.trac.wordpress.org/browser/gg-woo-feed/trunk/inc/Admin/Admin.php?rev=2933599#L199