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CVE-2023-4648 WP Customer Reviews <= 3.6.6 - Authenticated (Administrator+) Stored Cross-Site Scripting

Medium 4.4 Published Updated

Administrators can inject scripts via settings in multi-site or restricted HTML environments, leading to stored XSS execution for other users.

Exploited in the wild
Not known
Login needed
An administrator
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2023-4648?

CVE-2023-4648 is a medium-severity cross-site scripting vulnerability in bompus WP Customer Reviews, published on 20 Oct 2023. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

The WP Customer Reviews plugin for WordPress is vulnerable to Stored Cross-Site Scripting via admin settings in versions up to, and including, 3.6.6 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.

Weakness: CWE-79

Which versions are affected by CVE-2023-4648?

It affects 1 product.

Products include Gowebsolutions Wp Customer Reviews.

How do I fix CVE-2023-4648?

No fix has been published for CVE-2023-4648 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-2023-4648 being exploited?

There is no known exploitation of CVE-2023-4648 in the wild and no public exploit code.

Sources

Also known as GHSA-4grg-q38c-r772.

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