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Ecwid Ecommerce Shopping Cart WordPress Plugin unauthenticated PHP
Object injection vulnerability
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Yorick Koster, June 2016

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Abstract
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A PHP Object injection vulnerability was found in the Ecwid Ecommerce
Shopping Cart WordPress Plugin, which can be used by an unauthenticated
user to instantiate arbitrary PHP Objects. Using this vulnerability it
is possible to execute arbitrary PHP code.

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OVE ID
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OVE-20160803-0002

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Tested versions
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This issue was successfully tested on the Ecwid Ecommerce Shopping Cart
WordPress Plugin version 4.4/4.4.3.

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Fix
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This issue has been addressed in Ecwid Ecommerce Shopping Cart version
4.4.4.

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Details
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https://sumofpwn.nl/advisory/2016/ecwid_ecommerce_shopping_cart_wordpress_plugin_unauthenticated_php_object_injection_vulnerability.html

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Summer of Pwnage (https://sumofpwn.nl) is a Dutch community project. Its
goal is to contribute to the security of popular, widely used OSS
projects in a fun and educational way.