CVE-2021-42193 Cross-site scripting in n/a

Medium 6.1 Published 3 Oct 2025 Updated 5 Jul 2026

Attackers can inject malicious scripts into product names, executing code in the context of other users viewing the product.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2021-42193?

CVE-2021-42193 is a medium-severity cross-site scripting vulnerability in n/a, published on 3 Oct 2025. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

nopCommerce 4.40.3 is vulnerable to XSS in the Product Name at /Admin/Product/Edit/[id]. Each time a user views the product in the shop, the XSS payload fires.

Weakness: CWE-79

Which versions are affected by CVE-2021-42193?

It affects 1 product.

Products include Nopcommerce Nopcommerce.

How do I fix CVE-2021-42193?

No fix has been published for CVE-2021-42193 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2021-42193 being exploited?

There is no known exploitation of CVE-2021-42193 in the wild and no public exploit code.

Sources

Also known as GHSA-7g7f-2jjj-48fv.