CVE-2026-66707: Facebook For Woocommerce

High severity, CVSS 7.1. EPSS: 0.3% chance of exploitation in the next 30 days.

Unauthenticated Cross Site Scripting (XSS) in Facebook for WooCommerce <= 3.7.5 versions.

Affected products

• Facebook Facebook For Woocommerce: up to and including 3.7.5

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