Dokan < 5.0.9 - Vendor+ Cross-Vendor Product Attribute Modification via Product Attribute REST API

The Dokan: AI Powered WooCommerce Multivendor Marketplace Solution WordPress plugin before 5.0.9 does not verify product ownership on its product-attribute REST write endpoints, allowing users with a Dokan vendor account to modify the product attributes and default attributes of any other vendor's products on the marketplace.