CVE-2025-5062 WooCommerce <= 9.4.2 - PostMessage-Based Cross-Site Scripting

Medium 6.1 Published Updated

Unauthenticated attackers can inject arbitrary web scripts via PostMessage data on the customize-store page, requiring user interaction to execute.

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-2025-5062?

CVE-2025-5062 is a medium-severity cross-site scripting vulnerability in automattic WooCommerce, published on 22 May 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

The WooCommerce plugin for WordPress is vulnerable to PostMessage-Based Cross-Site Scripting via the 'customize-store' page in all versions up to, and including, 9.4.2 due to insufficient input sanitization and output escaping on PostMessage data. 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.

Weakness: CWE-79

Which versions are affected by CVE-2025-5062?

It affects 1 product.

Products include Woocommerce Woocommerce.

How do I fix CVE-2025-5062?

No fix has been published for CVE-2025-5062 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-2025-5062 being exploited?

There is no known exploitation of CVE-2025-5062 in the wild and no public exploit code.

Sources

Also known as GHSA-gx4m-rf3m-46fm.

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