CVE-2023-54362 Joomla VirtueMart Shopping-Cart 4.0.12 Reflected XSS via keyword

Medium 5.1 Published Updated

Attackers can inject malicious scripts via the keyword parameter in VirtueMart, leading to session hijacking or credential theft in victim browsers.

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-2023-54362?

CVE-2023-54362 is a medium-severity cross-site scripting vulnerability in Virtuemart Cart, published on 9 Apr 2026. 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

Joomla VirtueMart Shopping-Cart 4.0.12 contains a reflected cross-site scripting vulnerability that allows attackers to inject malicious scripts by manipulating the keyword parameter. Attackers can craft malicious URLs containing script payloads in the keyword parameter of the product-variants endpoint to execute arbitrary JavaScript in victim browsers and steal session tokens or credentials.

Weakness: CWE-79

Which versions are affected by CVE-2023-54362?

How do I fix CVE-2023-54362?

No fix has been published for CVE-2023-54362 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-2023-54362 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-54362 exists.

Sources

Also known as GHSA-7459-m3vg-ph92.

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