CVE-2021-42367 Variation Swatches for WooCommerce <= 2.1.1 Authenticated Stored Cross-Site Scripting
Low-level authenticated users can inject arbitrary web scripts via missing authorization checks in the Variation Swatches for WooCommerce plugin.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-42367?
CVE-2021-42367 is a medium-severity cross-site scripting vulnerability in Variation Swatches for WooCommerce, published on 14 Dec 2021. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
The Variation Swatches for WooCommerce WordPress plugin is vulnerable to Stored Cross-Site Scripting via several parameters found in the ~/includes/class-menu-page.php file which allows attackers to inject arbitrary web scripts, in versions up to and including 2.1.1. Due to missing authorization checks on the tawcvs_save_settings function, low-level authenticated users such as subscribers can exploit this vulnerability.
Which versions are affected by CVE-2021-42367?
It affects 1 product.
Products include Variation Swatches for Woocommerce Project Variation Swatches for Woocommerce.
How do I fix CVE-2021-42367?
No fix has been published for CVE-2021-42367 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-2021-42367 being exploited?
There is no known exploitation of CVE-2021-42367 in the wild and no public exploit code.
Other vulnerabilities in Variation Swatches for WooCommerce
Sources
Also known as GHSA-6ffh-2qg3-m72q.