Multiple open redirect vulnerabilities in NopCommerce 4.10 through 4.50.1 allow remote attackers to conduct phishing attacks by redirecting users to attacker-controlled web sites via the returnUrl parameter, processed by the (1) ChangePassword function, (2) SignInCustomerAsync function, (3) SuccessfulAuthentication method, or (4) NopRedirectResultExecutor class.

An access control issue in nopcommerce v4.50.2 allows attackers to arbitrarily modify any customer's address via the addressedit endpoint.

In nopCommerce 4.50.1, an open redirect vulnerability can be triggered by luring a user to authenticate to a nopCommerce page by clicking on a crafted link.

nopCommerce 4.50.1 is vulnerable to Directory Traversal via the backup file in the Maintenance feature.

nopCommerce 4.50.1 is vulnerable to Cross Site Scripting (XSS) via the "Text" parameter (forums) when creating a new post, which allows a remote attacker to execute arbitrary JavaScript code at client browser.

nopCommerce 4.50.1 is vulnerable to Cross Site Scripting (XSS). At Apply for vendor account feature, an attacker can upload an arbitrary file to the system.

nopCommerce 4.50.1 is vulnerable to Cross Site Scripting (XSS). An attacker (role customer) can inject javascript code to First name or Last name at Customer Info.

In nopCommerce 4.30, a Reflected XSS issue in the Discount Coupon component allows remote attackers to inject arbitrary web script or HTML through the Filters/CheckDiscountCouponAttribute.cs discountcode parameter.

nopCommerce Store 4.30 is affected by cross-site scripting (XSS) in the Schedule tasks name field. This vulnerability can allow an attacker to inject the XSS payload in Schedule tasks and each time any user will go to that page of the website, the XSS triggers and attacker can able to steal the cookie according to the crafted payload.

RoxyFileman, as shipped with nopCommerce v4.2.0, is vulnerable to CSRF because GET requests can be used for renames and deletions.