WordPress MultiVendorX plugin < 5.0.11 - Store Owner+ Cross-Store Commission Data Disclosure via commissions REST Endpoint vulnerability

Store Owner+ Cross-Store Commission Data Disclosure via commissions REST Endpoint vulnerability discovered by ryan fabella in WordPress Plugin MultiVendorX versions 5.0.11...

CVE-2026-16746

The MultiVendorX WordPress plugin before 5.0.11 does not verify that the requested store belongs to the current user in one of its REST API endpoints, allowing any vendor-level user to read other vendors' commission and financial data...

CVE-2026-16746 MultiVendorX < 5.0.11 - Store Owner+ Cross-Store Commission Data Disclosure via commissions REST Endpoint

The MultiVendorX WordPress plugin before 5.0.11 does not verify that the requested store belongs to the current user in one of its REST API endpoints, allowing any vendor-level user to read other vendors' commission and financial data...