The changelog for the latest version of the plugin WP Shopify seemed concerning as it stated “Important security patch” and “If you’re currently on version 2.0 or later, please update as soon as possible”. In looking at the changes made in the new version we first noticed what looked to be a vulnerability that wasn’t fixed (more on that in our next post) and when we started looking in to that we realized what the fixed vulnerability was. Through code registered to run the WordPress’ REST API even those not logged in to WordPress could gain access to the API credentials for a Shopify store.

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This post provides insights on a vulnerability in a WordPress plugin 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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