CVE-2026-16564: Dokan < 5.0.9 - Vendor+ Arbitrary Order Status Modification via orders/bulk-actions REST Endpoint

The Dokan: AI Powered WooCommerce Multivendor Marketplace Solution WordPress plugin before 5.0.9 does not verify order ownership on a REST endpoint that performs bulk order-status changes, allowing users with a Dokan vendor account to modify the status of any WooCommerce order on the marketplace, including orders belonging to other vendors and the store's own customers.