CVE-2026-10586 Server-side request forgery in Gutenberg Essential Blocks – Page Builder for Gutenberg Blocks & Patterns
Authenticated attackers with Author access can exploit SSRF in the Gutenberg Essential Blocks plugin to query and modify internal services.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-10586?
CVE-2026-10586 is a high-severity server-side request forgery vulnerability in wpdevteam Gutenberg Essential Blocks – Page Builder for Gutenberg Blocks & Patterns, published on 4 Jun 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official 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.
Weakness: CWE-918
Which versions are affected by CVE-2026-10586?
How do I fix CVE-2026-10586?
No fix has been published for CVE-2026-10586 yet. Limit exposure of the affected software until one is available.
Upgrade, and send outbound requests through an allow-list that blocks internal addresses. More about Server-side request forgery.
Is CVE-2026-10586 being exploited?
There is no known exploitation of CVE-2026-10586 in the wild and no public exploit code.
Sources
Also known as GHSA-5rm6-jpq7-cq95.