SQL injection vulnerability in Welcart e-Commerce prior to 2.11.2 allows an attacker who can login to the product to obtain or alter the information stored in the database.

Welcart e-Commerce prior to 2.11.2 contains a cross-site scripting vulnerability. If this vulnerability is exploited, an arbitrary script may be executed on the user's web browser.

Welcart e-Commerce 2.11.6 and earlier versions contains an untrusted data deserialization vulnerability. If this vulnerability is exploited, arbitrary code may be executed by a remote unauthenticated attacker who can access websites created using the product.

Welcart e-Commerce < 2.9.5 - Subscriber+ Arbitrary File Upload

The Welcart e-Commerce WordPress plugin before 2.9.5 does not validate files to be uploaded, as well as does not have authorisation and CSRF in an AJAX action handling such upload. As a result, any authenticated users, such as subscriber could upload arbitrary files, such as PHP on the server

Welcart e-Commerce < 2.8.4 - Subscriber+ Arbitrary Shipping Method Creation/Update/Deletion

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.

Welcart e-Commerce < 2.8.4 - Multiple Subscriber+ Stored Cross-Site Scripting

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 Collne Welcart e-Commerce plugin before 1.8.3 for WordPress allows remote attackers to conduct PHP object injection attacks and execute arbitrary PHP code via crafted serialized data.

Multiple cross-site scripting (XSS) vulnerabilities in the Welcart e-Commerce plugin 1.3.12 for WordPress allow remote attackers to inject arbitrary web script or HTML via (1) unspecified vectors related to purchase_limit or the (2) name, (3) intl, (4) nocod, or (5) time parameter in an add_delivery_method action to wp-admin/admin-ajax.php.

Multiple SQL injection vulnerabilities in the Welcart e-Commerce plugin 1.3.12 for WordPress allow remote attackers to execute arbitrary SQL commands via the (1) changeSort or (2) switch parameter in the usces_itemedit page to wp-admin/admin.php.

Multiple cross-site scripting (XSS) vulnerabilities in the Welcart plugin before 1.4.18 for WordPress allow remote attackers to inject arbitrary web script or HTML via the usces_referer parameter to (1) classes/usceshop.class.php, (2) includes/edit-form-advanced.php, (3) includes/edit-form-advanced30.php, (4) includes/edit-form-advanced34.php, (5) includes/member_edit_form.php, (6) includes/order_edit_form.php, (7) includes/order_list.php, or (8) includes/usces_item_master_list.php, related to admin.php.

Multiple SQL injection vulnerabilities in admin.php in the Collne Welcart plugin before 1.5.3 for WordPress allow remote authenticated users to execute arbitrary SQL commands via the (1) search[column] or (2) switch parameter.

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.

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.

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 request forgery (CSRF) vulnerability in the Welcart plugin before 1.2.2 for WordPress allows remote attackers to hijack the authentication of arbitrary users for requests that complete a purchase.

Cross-site scripting (XSS) vulnerability in the Welcart plugin before 1.2.2 for WordPress allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.

Welcart e-Commerce < 2.8.6 - Subscriber+ PHAR Deserialisation

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

Welcart e-Commerce < 2.8.5 - Subscriber+ Arbitrary File Access

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.

Welcart e-Commerce < 2.8.5 - Unauthenticated Arbitrary File Access

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, which could allow unauthenticated attacker to read arbitrary files on the server

Welcart e-Commerce < 2.8.9 - Contributor+ Stored XSS via Shortcode

The Welcart e-Commerce WordPress plugin before 2.8.9 does not validate and escapes one of its shortcode attributes, which could allow users with a role as low as a contributor to perform a Stored Cross-Site Scripting attack.