Zero-Day Advisory

Fortinet Discovers WordPress WooCommerce Plugin Cross-Site Scripting Vulnerability

Summary

Fortinet's FortiGuard Labs has discovered a cross-site scripting vulnerability in WordPress WooCommerce plugin.


WooCommerce is a free eCommerce plugin that allows you to sell anything, beautifully. Built to integrate seamlessly with WordPress, WooCommerce is the world's favorite eCommerce solution that gives both store owners and developers complete control. WooCommerce now powers 30% of all online stores -- more than any other platform.
A cross-site scripting vulnerability has been discovered in WooCommerce 2.6.8 and earlier versions. The vulnerability is caused by an error because the WooCommerce tax rates setting doesn't correctly process user-supplied data.


Solutions

FortiGuard Labs released the following FortiGate IPS signature which covers this specific vulnerability:

WooCommerce.Import.CSV.XSS
Released Dec 08, 2016

Users should apply the solution provided by WooCommerce.

Additional Information

The vulnerability has been fixed in WooCommerce 2.6.9.

Acknowledgement

This vulnerability was discovered by Zhouyuan Yang of Fortinet's FortiGuard Labs.

IPS Subscription

Fortinet customers who subscribe to Fortinet's intrusion prevention (IPS) service should be protected against this vulnerability with the appropriate configuration parameters in place. Fortinet's IPS service is one component of FortiGuard Subscription Services, which also offer comprehensive solutions such as antivirus, Web content filtering and antispam capabilities. These services enable protection against threats on both application and network layers. FortiGuard Services are continuously updated by FortiGuard Labs, which enables Fortinet to deliver a combination of multi-layered security intelligence and true zero-day protection from new and emerging threats. These updates are delivered to all FortiGate, FortiMail and FortiClient products. Fortinet strictly follows responsible disclosure guidelines to ensure optimum protection during a threat's lifecycle.