CVE-2026-80340: Unknown Payment Plugins For PayPal Woocommerce

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

The Payment Plugins for PayPal WooCommerce WordPress plugin before 2.0.26 does not validate the order key before adding order data to the JavaScript configuration it outputs on the front end, allowing unauthenticated users to obtain the secret that gates access to any order and, through it, that customer's billing and shipping details, by iterating sequential order identifiers.

Affected products

• Unknown Payment Plugins For PayPal Woocommerce: from 1.0.0, before 2.0.26 (fixed in 2.0.26)

Published 2026-09-09. Last modified 2026-09-09.