The WordPress Simple Shopping Cart plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'wpcartbutton' shortcode in all versions up to, and including, 5.1.3 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 WordPress Simple Shopping Cart plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 5.1.3 due to lack of randomization of a user controlled key. This makes it possible for unauthenticated attackers to access customer shopping carts and edit product links, add or delete products, and discover coupon codes.

The WordPress Simple Shopping Cart plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 5.1.3 via the 'processpaymentdata' due to missing validation on a user controlled key. This makes it possible for unauthenticated attackers to change the quantity of a product to a negative number, which subtracts the product cost from the total order cost. The attack will only work with Manual Checkout mode, as PayPal and Stripe will not process payments for a negative quantity.

The wp-cart-for-digital-products WordPress plugin before 8.5.6 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin

The wp-cart-for-digital-products WordPress plugin before 8.5.6 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin

The wp-cart-for-digital-products WordPress plugin before 8.5.6 does not have CSRF checks in some places, which could allow attackers to make logged in users perform unwanted actions via CSRF attacks

The wp-eMember WordPress plugin before v10.7.0 does not have CSRF check in some places, and is missing sanitisation as well as escaping, which could allow attackers to make logged in admin add Stored XSS payloads via a CSRF attack

The wp-affiliate-platform WordPress plugin before 6.5.2 does not have CSRF check in place when deleting affiliates, which could allow attackers to make a logged in user change delete them via a CSRF attack

The wp-cart-for-digital-products WordPress plugin before 8.5.5 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin

The wp-cart-for-digital-products WordPress plugin before 8.5.5 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin

The wp-cart-for-digital-products WordPress plugin before 8.5.5 does not have CSRF checks in some places, which could allow attackers to make logged in users perform unwanted actions via CSRF attacks

The wp-cart-for-digital-products WordPress plugin before 8.5.5 does not escape the $SERVER['REQUESTURI'] parameter before outputting it back in an attribute, which could lead to Reflected Cross-Site Scripting in old web browsers

The wp-cart-for-digital-products WordPress plugin before 8.5.5 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin

The wp-eMember WordPress plugin before 10.6.7 does not escape the $SERVER['REQUESTURI'] parameter before outputting it back in an attribute, which could lead to Reflected Cross-Site Scripting in old web browsers

The wp-eMember WordPress plugin before 10.6.7 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin

The wp-affiliate-platform WordPress plugin before 6.5.1 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin

The wp-affiliate-platform WordPress plugin before 6.5.1 does not have CSRF check in place when updating its settings, which could allow attackers to make a logged in user change them via a CSRF attack

The wp-affiliate-platform WordPress plugin before 6.5.1 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin

The wp-affiliate-platform WordPress plugin before 6.5.1 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin

The wp-affiliate-platform WordPress plugin before 6.5.1 does not have CSRF check in some places, and is missing sanitisation as well as escaping, which could allow attackers to make logged in admin add Stored XSS payloads via a CSRF attack

The wp-affiliate-platform WordPress plugin before 6.5.1 does not have CSRF check in some places, and is missing sanitisation as well as escaping, which could allow attackers to make non-logged in users execute an XSS payload via a CSRF attack

The wp-affiliate-platform WordPress plugin before 6.5.1 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin

The wp-eMember WordPress plugin before 10.6.7 does not sanitise and escape some of the fields when members register, which allows unauthenticated users to perform Stored Cross-Site Scripting attacks

The wp-eMember WordPress plugin before 10.6.6 does not have CSRF check in some places, and is missing sanitisation as well as escaping, which could allow attackers to make logged in admin add Stored XSS payloads via a CSRF attack

The wp-eMember WordPress plugin before 10.6.6 does not validate files to be uploaded, which could allow admins to upload arbitrary files such as PHP on the server

The wp-eMember WordPress plugin before 10.6.6 does not have CSRF checks in some places, which could allow attackers to make logged in users perform unwanted actions via CSRF attacks

The wp-eMember WordPress plugin before 10.6.6 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin

The wp-eMember WordPress plugin before 10.6.6 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin

The wp-eMember WordPress plugin before 10.3.9 does not sanitize and escape the "fieldId" parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting.

The WordPress Simple Shopping Cart plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the automatic redirect URL setting in all versions up to and including 4.7.1 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfilteredhtml has been disabled.