What the vulnerability does
01Description
The Netcash WooCommerce Payment Gateway plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the handle_return_url function in all versions up to, and including, 4.1.3. This makes it possible for unauthenticated attackers to mark any WooCommerce order as processing/completed.
Explanation of Vulnerability in Simple Terms
02Summary
The Netcash WooCommerce Payment Gateway plugin through version 4.1.3 lacks proper authorization checks, allowing unauthenticated attackers to modify payment-related data. An attacker can send network requests without authentication to alter transaction records or payment settings. Site owners using this plugin should update immediately to prevent unauthorized changes to payment processing.
What an attacker can do
03Attacker Capabilities
Modify payment data or transaction records without authentication.
Potential impact on your site
04Site Impact
Attackers can alter payment records, potentially affecting order processing and financial accuracy.
Conditions required to exploit
05Prerequisites
Network access only; no authentication or user interaction required.
Key dates
06Disclosure timeline
January 14, 2026
CVE published
April 8, 2026
Record updated