Essential Blocks < 6.4.0 - Unauthenticated WooCommerce Sales Data Disclosure via REST products Endpoint

The Gutenberg Essential Blocks WordPress plugin before 6.4.0 does not restrict access to one of its public REST routes and over-fetches a non-public WooCommerce per-product sales metric into the response, allowing unauthenticated users to read the lifetime number of units sold for any published product.