CVE-2023-4290 WP Matterport Shortcode < 2.1.7 - Reflected XSS

Medium 6.1 Published Updated

Reflected XSS in WP Matterport Shortcode allows attackers to execute scripts against admins via unescaped PHP_SELF variable.

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-2023-4290?

CVE-2023-4290 is a medium-severity cross-site scripting vulnerability in Unknown WP Matterport Shortcode, published on 16 Oct 2023. 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 WP Matterport Shortcode WordPress plugin before 2.1.7 does not escape the PHP_SELF server variable when outputting it in attributes, leading to Reflected Cross-Site Scripting issues which could be used against high privilege users such as admin

Which versions are affected by CVE-2023-4290?

It affects 1 product.

Products include Mpembed Wp Matterport Shortcode.

How do I fix CVE-2023-4290?

No fix has been published for CVE-2023-4290 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-2023-4290 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-4290 exists.

Sources

Also known as GHSA-gx5h-6g66-6r78.

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