The Welcart e-Commerce WordPress plugin before 2.8.5 does not validate user input before using it to output the content of a file via an AJAX action available to any authenticated users, which could allow users with a role as low as subscriber to read arbitrary files on the server.
The Welcart e-Commerce WordPress plugin before 2.8.6 does not validate user input before using it in file_exist() functions via various AJAX actions available to any authenticated users, which could allow users with a role as low as subscriber to perform PHAR deserialisation when they can upload a file and a suitable gadget chain is present on the blog
The Welcart e-Commerce WordPress plugin before 2.8.4 does not sanitise and escape some parameters, which could allow any authenticated users, such as subscriber to perform Stored Cross-Site Scripting attacks
The Welcart e-Commerce WordPress plugin before 2.8.4 does not have authorisation and CSRF in an AJAX action, allowing any logged-in user to create, update and delete shipping methods.
Cross-site scripting vulnerability in Welcart e-Commerce versions prior to 2.2.4 allows remote attackers to inject arbitrary script or HTML via unspecified vectors.
The usc-e-shop (aka Collne Welcart e-Commerce) plugin before 1.9.36 for WordPress allows Object Injection because of usces_unserialize. There is not a complete POP chain.
The Collne Welcart e-Commerce plugin before 1.8.3 for WordPress mishandles sessions, which allows remote attackers to obtain access by leveraging knowledge of the e-mail address associated with an account.
Cross-site scripting (XSS) vulnerability in the Collne Welcart e-Commerce plugin before 1.8.3 for WordPress allows remote attackers to inject arbitrary web script or HTML via unspecified vectors, a different vulnerability than CVE-2016-4826.
Cross-site scripting (XSS) vulnerability in the Collne Welcart e-Commerce plugin before 1.8.3 for WordPress allows remote attackers to inject arbitrary web script or HTML via unspecified vectors, a different vulnerability than CVE-2016-4827.