CVE-2024-0598 Cross-site scripting in Kadence Blocks — Page Builder Toolkit for Gutenberg Editor

Medium 4.4 Published 9 Apr 2024 Updated 8 Apr 2026

Authenticated editors can inject arbitrary scripts via contact form settings, affecting multi-site or restricted HTML installations.

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-2024-0598?

CVE-2024-0598 is a medium-severity cross-site scripting vulnerability in stellarwp Kadence Blocks — Page Builder Toolkit for Gutenberg Editor, published on 9 Apr 2024. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

The Gutenberg Blocks by Kadence Blocks – Page Builder Features plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the contact form message settings in all versions up to and including 3.2.17 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with editor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This primarily affects multi-site installations and installations where unfiltered_html has been disabled.

Weakness: CWE-79

Which versions are affected by CVE-2024-0598?

It affects 1 product.

Products include Kadencewp Gutenberg Blocks With Ai.

How do I fix CVE-2024-0598?

No fix has been published for CVE-2024-0598 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-2024-0598 being exploited?

There is no known exploitation of CVE-2024-0598 in the wild and no public exploit code.

Sources

Also known as GHSA-gg92-hmqr-8q27.