The KIWIZ Invoices Certification & PDF System WordPress plugin through 2.1.3 does not validate the path of files to be downloaded, which could allow unauthenticated attacker to read/downlaod arbitrary files, as well as perform PHAR unserialization (assuming they can upload a file on the server)

Cross-Site Request Forgery (CSRF) vulnerability in WP Overnight PDF Invoices & Packing Slips for WooCommerce plugin <= 3.2.5 leading to popup dismiss.

The WooCommerce PDF Invoices & Packing Slips WordPress plugin before 3.0.1 does not sanitise and escape some parameters before outputting them back in an attributes of an admin page, leading to Reflected Cross-Site Scripting.

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

The Client Invoicing by Sprout Invoices WordPress plugin before 19.9.7 does not sanitise and escape some of its settings, which could allow high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed

Wordpress Plugin Store / SoftradeWeb SNC WP SMART CRM V1.8.7 is affected by: Cross Site Scripting via the Business Name field, Tax Code field, First Name field, Address field, Town field, Phone field, Mobile field, Place of Birth field, Web Site field, VAT Number field, Last Name field, Fax field, Email field, and Skype field.

Sliced Invoices plugin for WordPress 3.8.2 and earlier allows unauthenticated information disclosure and authenticated SQL injection via core/class-sliced.php.

The Easy Digital Downloads (EDD) PDF Invoices extension for WordPress, as used with EDD 1.8.x before 1.8.7, 1.9.x before 1.9.10, 2.0.x before 2.0.5, 2.1.x before 2.1.11, 2.2.x before 2.2.9, and 2.3.x before 2.3.7, has XSS because add_query_arg is misused.

The Easy Digital Downloads (EDD) Invoices extension for WordPress, as used with EDD 1.8.x before 1.8.7, 1.9.x before 1.9.10, 2.0.x before 2.0.5, 2.1.x before 2.1.11, 2.2.x before 2.2.9, and 2.3.x before 2.3.7, has XSS because add_query_arg is misused.