woocommerce-pdf-invoices-packing-slips is an extension which allows users to create, print & automatically email PDF invoices & packing slips for WooCommerce orders. This vulnerability allows unauthorized users to access any PDF document from a store if they: 1. Have access to a guest document link and 2. Replace the URL variable `my-account` with `bulk`. The issue occurs when: 1. The store's document access is set to "guest." and 2. The user is logged out. This vulnerability compromises the confidentiality of sensitive documents, affecting all stores using the plugin with the guest access option enabled. This issue has been addressed in version 4.0.0 and all users are advised to upgrade. There are no known workarounds for this vulnerability.
The PDF Invoices & Packing Slips for WooCommerce plugin for WordPress is vulnerable to Server-Side Request Forgery in versions up to, and including, 3.8.0 via the transform() function. This can allow unauthenticated attackers to make web requests to arbitrary locations originating from the web application and can be used to query and modify information from internal services.
The PDF Invoices & Packing Slips for WooCommerce plugin for WordPress is vulnerable to Stored Cross-Site Scripting via several parameters in versions up to, and including, 3.8.0 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in WP Overnight PDF Invoices & Packing Slips for WooCommerce.This issue affects PDF Invoices & Packing Slips for WooCommerce: from n/a through 3.7.5.
The WooCommerce PDF Invoices & Packing Slips WordPress plugin before 2.16.0 doesn't escape a parameter on its setting page, making it possible for attackers to conduct reflected cross-site scripting attacks.
The WooCommerce PDF Invoices & Packing Slips WordPress plugin before 2.10.5 does not escape the tab and section parameters before outputting it back in an attribute, leading to a Reflected Cross-Site Scripting in the admin dashboard