CVE-2026-10586
Deferred Deferred - Pending Action
Server-Side Request Forgery in Gutenberg Essential Blocks Plugin

Publication date: 2026-06-05

Last updated on: 2026-06-05

Assigner: Wordfence

Description
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, 6.1.3 via the `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.
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Meta Information
Published
2026-06-05
Last Modified
2026-06-05
Generated
2026-06-25
AI Q&A
2026-06-05
EPSS Evaluated
2026-06-24
NVD
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
gutenberg essential_blocks to 6.1.3 (inc)
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Exploitability
CWE
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KEV
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CWE ID Description
CWE-918 The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination.
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Compliance Impact

The vulnerability allows authenticated attackers with Author-level access to perform Server-Side Request Forgery (SSRF), enabling them to make web requests to arbitrary locations from the web application and potentially query and modify information from internal services.

Such unauthorized access and modification of internal information could lead to exposure or alteration of sensitive data, which may impact compliance with data protection standards and regulations like GDPR and HIPAA that require safeguarding personal and sensitive information.

However, the provided information does not explicitly detail the direct impact on compliance with these standards.

Executive Summary

The vulnerability exists in the Gutenberg Essential Blocks – Page Builder for Gutenberg Blocks & Patterns plugin for WordPress, specifically in all versions up to and including 6.1.3. It is a Server-Side Request Forgery (SSRF) vulnerability found in the save_ai_generated_image() function. This flaw allows authenticated users with Author-level access or higher to make web requests from the web application to arbitrary locations.

Essentially, an attacker can exploit this vulnerability to make the server send requests to internal or external systems, potentially querying or modifying information from internal services that are not normally accessible.

Impact Analysis

This vulnerability can impact you by allowing an attacker with Author-level access or above to perform unauthorized web requests from your server to arbitrary locations. This can lead to unauthorized access or modification of sensitive internal information or services that are normally protected behind firewalls or not exposed externally.

Because the attacker can query and modify internal services, this could result in data leakage, unauthorized data manipulation, or further exploitation of internal systems.

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