The redirection link on an empty cart page used non-validated user input, which makes it possible to use URL parameters to inject JavaScript code into the page. Cookies and other information could be sent to the attacker, who was impersonating a customer.
Part of patch SUPEE-6285
This vulnerability affects the following application versions:
- Magento 1.4.0.0
- Magento 1.4.0.1
- Magento 1.4.1.0
- Magento 1.4.1.1
- Magento 1.4.2.0
- Magento 1.5.0.1
- Magento 1.5.1.0
- Magento 1.6.0.0
- Magento 1.6.1.0
- Magento 1.6.2.0
- Magento 1.7.0.0
- Magento 1.7.0.1
- Magento 1.7.0.2
- Magento 1.8.0.0
- Magento 1.8.1.0
- Magento 1.9.0.0
- Magento 1.9.0.1
- Magento 1.9.1.0
- Magento 1.9.1.1