CVE-2026-103319
CVE-2026-103319 · OPay Payment Gateway for WooCommerce <= 2.5.5 - Unauthenticated Payment Confirmation Forgery via Empty Default Secret Key
This page contains facts from public vulnerability sources. Check the original advisory before updating.
The OPay Payment Gateway for WooCommerce WordPress plugin through 2.5.5 does not properly verify that payment notifications originate from the payment provider, as the secret used to validate their signature is empty by default, allowing unauthenticated attackers to forge a valid notification and mark arbitrary orders as paid, cancelled or failed.
CVSS 5.3 · Medium · EPSS 0.2%
- Published
- Updated
Affected products and versions
opay payment gateway for woocommerce
- Versions
- ≥ 0, ≤ 2.5.5: Affected (semver)
No fix published