One of the change log entries for the latest version of the plugin WP Social Feed Gallery is “Fix. nonce validation added to qligg_form_item_delete ajax action” and another is “Fix. current_user_can validation added to all ajax actions”. Looking at the changes made in that version we found before those changes anyone logged in to WordPress could delete the plugin’s feeds. Through cross-site request forgery (CSRF) an attacker could cause someone logged in to WordPress to delete them without intending it as well.

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This post provides insights on a vulnerability in the WordPress plugin WP Social Feed Gallery not discovered by us, where the discoverer hadn't provided the details needed for us to confirm the vulnerability while we were adding it to the data set for our service, so the rest of its contents are limited to subscribers of our service.

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