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CVE-2026-10586: Gutenberg Essential Blocks – Page Builder for Gutenberg Blocks & Patterns <= 6.1.3 - Authenticated (Author+) Server-Side Request Forgery

• Severity: high (CVSS 7.2 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-06-05 · updated 2026-07-23
• Weakness: CWE-918

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.

Affected products

• wpdevteam Gutenberg Essential Blocks – Page Builder for Gutenberg Blocks & Patterns: through 6.1.3

References

• https://plugins.trac.wordpress.org/browser/essential-blocks/tags/6.1.3/includes/Integrations/AI/AI.php#L171
• https://www.wordfence.com/threat-intel/vulnerabilities/id/08906577-162c-4875-b16c-18d4912c2611?source=cve

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