CVE-2025-8566
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-09-30

Last updated on: 2026-04-08

Assigner: Wordfence

Description
The GutenBee – Gutenberg Blocks plugin for WordPress is vulnerable to Stored Cross-Site Scripting via parameters in the CountUp and Google Maps Blocks in all versions up to, and including, 2.18.0 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
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Meta Information
Published
2025-09-30
Last Modified
2026-04-08
Generated
2026-06-16
AI Q&A
2025-09-30
EPSS Evaluated
2026-06-15
NVD
CVE-2025-8566
EUVD
EUVD-2025-31699
Affected Vendors & Products
Showing 2 associated CPEs
Vendor Product Version / Range
wordpress wordpress *
cssigniter gutenbee *
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-79 The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.
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Impact Analysis

This vulnerability can allow attackers with Contributor-level access to inject malicious scripts into WordPress pages. When other users visit these pages, the malicious scripts execute in their browsers, potentially leading to theft of user data, session hijacking, defacement, or other malicious actions. This compromises the security and integrity of the affected website and its users.

Executive Summary

The vulnerability in the GutenBee – Gutenberg Blocks WordPress plugin is a Stored Cross-Site Scripting (XSS) issue. It occurs via parameters in the CountUp and Google Maps Blocks due to insufficient input sanitization and output escaping. This allows authenticated attackers with Contributor-level access or higher to inject arbitrary web scripts into pages. These scripts execute whenever any user accesses the injected page.

Mitigation Strategies

Immediately remove or deactivate the GutenBee – Gutenberg Blocks plugin from your WordPress installation, as it has been closed and removed from download availability pending a full security review. Avoid using versions up to and including 2.18.0. Monitor for updates or patches from the plugin developers before re-enabling or reinstalling the plugin. [1]

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