Shop Page WP < 1.2.8 - Admin+ Stored Cross-Site Scripting

Add/edit a product and put the following payload in the Product Affiliate URL, Custom Button Text fields: "><img src onerror=alert(/XSS/)>
The Product Description field is also affected, with the following payload: </textarea><img src onerror=alert(/XSS/)>

The XSS will be triggered when viewing the Product in a page, or when editing the Product in the admin dashboard