CVE-2024-12045 Cross-site scripting in Gutenberg Essential Blocks – Page Builder for Gutenberg Blocks & Patterns

Medium 4.4 Published Updated

Administrators can inject arbitrary scripts via Google Maps block titles in WordPress, affecting multi-site or restricted HTML configurations.

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-2024-12045?

CVE-2024-12045 is a medium-severity cross-site scripting vulnerability in wpdevteam Gutenberg Essential Blocks – Page Builder for Gutenberg Blocks & Patterns, published on 8 Jan 2025. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

The Essential Blocks – Page Builder Gutenberg Blocks, Patterns & Templates plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the maker title value of the Google Maps block in all versions up to, and including, 5.0.9 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level access, 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-2024-12045?

It affects 1 product.

Products include Wpdeveloper Essential Blocks.

How do I fix CVE-2024-12045?

No fix has been published for CVE-2024-12045 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-2024-12045 being exploited?

There is no known exploitation of CVE-2024-12045 in the wild and no public exploit code.

Sources

Also known as GHSA-wgq3-vq6c-fvpp.

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