CVE-2025-67958: Taxcloud For Woocommerce

Medium severity, CVSS 6.5. EPSS: 0.3% chance of exploitation in the next 30 days.

Missing Authorization vulnerability in Taxcloud TaxCloud for WooCommerce simple-sales-tax allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects TaxCloud for WooCommerce: from n/a through <= 8.3.8.

Affected products

• Taxcloud Taxcloud For Woocommerce: up to and including 8.3.8

Published 2026-01-22. Last modified 2026-06-17.