The Ecwid by Lightspeed Ecommerce Shopping Cart plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 6.12.27. This is due to missing or incorrect nonce validation on the ecwid_deactivate_feedback() function. This makes it possible for unauthenticated attackers to send deactivation messages on behalf of a site owner via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

The Shopping Cart & eCommerce Store plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the webhook function in all versions up to, and including, 5.7.8. This makes it possible for unauthenticated attackers to modify order statuses.

The WordPress Simple Shopping Cart plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'wp_cart_button' and 'wp_cart_display_product' shortcodes in all versions up to, and including, 5.0.7 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

The Simple Ecommerce Shopping Cart Plugin- Sell products through Paypal plugin for WordPress is vulnerable to unauthorized access due to a missing capability check on the 'save_settings', 'export_csv', and 'simpleecommcart-action' actions in all versions up to, and including, 3.1.2. This makes it possible for authenticated attackers, with subscriber-level access and above, to update the plugins settings and retrieve order and log data (which is also accessible to unauthenticated users).

The Simple Ecommerce Shopping Cart Plugin- Sell products through Paypal plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the ‘monthly_sales_current_year’ parameter in all versions up to, and including, 3.1.2 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.

Cross-Site Request Forgery (CSRF) vulnerability in Arrow Design Continue Shopping From Cart allows Stored XSS.This issue affects Continue Shopping From Cart: from n/a through 1.3.

The Shopping Cart & eCommerce Store plugin for WordPress is vulnerable to boolean-based SQL Injection via the ‘model_number’ parameter in all versions up to, and including, 5.7.2 due to insufficient escaping on the user supplied parameter and lack of sufficient preparation on the existing SQL query. This makes it possible for authenticated attackers, with Contributor-level access and above, to append additional SQL queries into already existing queries that can be used to extract sensitive information from the database.

SQL injection vulnerability in Simple PHP Shopping Cart affecting version 0.9. This vulnerability could allow an attacker to retrieve all the information stored in the database by sending a specially crafted SQL query, due to the lack of proper sanitisation of the category_id parameter in the category.php file.

The Shopping Cart & eCommerce Store plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 5.6.4 via the order report functionality. This makes it possible for unauthenticated attackers to extract sensitive data including order details such as payment details, addresses and other PII.

The Shopping Cart & eCommerce Store plugin for WordPress is vulnerable to SQL Injection via the 'productid' attribute of the ec_addtocart shortcode in all versions up to, and including, 5.6.3 due to insufficient escaping on the user supplied parameter and lack of sufficient preparation on the existing SQL query. This makes it possible for authenticated attackers, with contributor-level access and above, to append additional SQL queries into already existing queries that can be used to extract sensitive information from the database.