One of the changelog entries for the latest version of the WordPress plugin Manage Notification E-mails is “FIXED: Medium vulnerability in settings module. Thanks to Wordfence for reporting this.” Looking at the changes made in that version, we found that the new version restricted access to exporting the plugin’s settings to users with the manage_options capability, so Administrators. Previously even those not logged in to WordPress could do that, as the proof of concept below confirms.

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