Advanced Product Fields (Product Addons) for WooCommerce

The Advanced Product Fields (Product Addons) for WooCommerce plugin for WordPress is vulnerable to PHP Object Injection in versions up to, and including, 1.6.19 via deserialization of untrusted input. This makes it possible for authenticated attackers, with shop manager-level access and above, to inject a PHP Object. No known POP chain is present in the vulnerable software. If a POP chain is present via an additional plugin or theme installed on the target system, it could allow the attacker to delete arbitrary files, retrieve sensitive data, or execute code.

The Advanced Product Fields (Product Addons) for WooCommerce plugin for WordPress is vulnerable to unauthorized access due to a missing capability check on a function in all versions up to, and including, 1.6.18. This makes it possible for unauthenticated attackers to perform an unauthorized action.

The Advanced Product Fields (Product Addons) for WooCommerce plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 1.6.17. This is due to missing or incorrect nonce validation on the 'maybe_duplicate' function. This makes it possible for unauthenticated attackers to duplicate and publish product field groups, including draft and pending field groups, via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.