The changelog for the latest version of FormCraft Basic is “Fixed CSRF vulnerability”. Looking at the changes made in that version we found that cross-site request forgery (CSRF) protection had been added to various AJAX accessible functions that can be taken from the plugin’s admin page, which are normally only accessible by Administrators, as the “activate_plugins” capability is required.

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This post provides insights on a vulnerability in the WordPress plugin FormCraft Basic 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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