What the vulnerability does
01Description
The Gutenberg Essential Blocks – Page Builder for Gutenberg Blocks & Patterns plugin for WordPress is vulnerable to Server-Side Request Forgery in all versions up to, and including, 5.7.1 via the eb_save_ai_generated_image function. This makes it possible for authenticated attackers, with Author-level access and above, to make web requests to arbitrary locations originating from the web application and can be used to query and modify information from internal services.
Explanation of Vulnerability in Simple Terms
02Summary
The Gutenberg Essential Blocks plugin for WordPress contains a server-side request forgery vulnerability that allows authenticated users to make the site send HTTP requests to internal or external systems on their behalf. An attacker with low-level access can read sensitive data from internal services or interact with external APIs. The vulnerability affects all versions up to 5.7.1.
What an attacker can do
03Attacker Capabilities
Make the site send HTTP requests to internal systems or external URLs to read data or perform actions.
Potential impact on your site
04Site Impact
Attackers with basic user accounts can access internal services, read sensitive data, or interact with external APIs on behalf of your site.
Conditions required to exploit
05Prerequisites
Attacker must have a low-privilege WordPress user account (e.g., subscriber or contributor role).
Key dates
06Disclosure timeline
October 18, 2025
CVE published
April 8, 2026
Record updated
