CVE-2026-28180: Mercado Pago Payments For Woocommerce

Medium severity, CVSS 5.3. EPSS: 0.3% chance of exploitation in the next 30 days.

Unauthenticated Insecure Direct Object References (IDOR) in Mercado Pago payments for WooCommerce <= 8.9.0 versions.

Affected products

• Mercado Pago Mercado Pago Payments For Woocommerce: up to and including 8.9.0

Published 2026-08-06. Last modified 2026-08-12.