CVE-2023-51503: Automattic Woopayments

High severity, CVSS 7.5. EPSS: 0.5% chance of exploitation in the next 30 days.

Authorization Bypass Through User-Controlled Key vulnerability in Automattic WooPayments – Fully Integrated Solution Built and Supported by Woo.This issue affects WooPayments – Fully Integrated Solution Built and Supported by Woo: from n/a through 6.9.2.

Affected products

• Automattic Woopayments: before 6.7.0 (fixed in 6.7.0)

Published 2023-12-31. Last modified 2026-06-17.