CVE-2026-31887

### Summary An insufficient check on the filter types for unauthenticated customers allows access to orders of other customers. This is part of the `deepLinkCode` support on the `store-api.order` endpoint. ### Details #### Data Exposure Depending on the order payload configuration, attackers may retrieve: - Customer names - Billing address - Shipping address - Email addresses - Ordered products - Order values - Order numbers - Order dates - Payment method information - Shipping method information - More customs, depending on the given associations in the request #### Security Impact This vulnerability allows: - Unauthorized access to foreign customer order data - Mass enumeration of recent orders - Potential scraping of customer personal information #### Limitation No limitation, but only orders from the past 30 days are checked for changeable means of payment (unrelated). ### Impact The code is present since ~2021. Likely every version since then is impacted for every store.