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Gutenberg Essential Blocks – Page Builder for Gutenberg Blocks & Patterns security & vulnerabilities

essential-blocks— active installsLast vulnerability Sep 30, 2026

No known unpatched vulnerabilities in the latest version

All 34 known vulnerabilities are fixed in the latest release. If you run an older version, update to null or newer.

34Known vulnerabilities
  • Critical1
  • High3
  • Medium30
  • Low0
Vulnerabilities per year
2023: 11 vulnerabilities11232024: 9 vulnerabilities9242025: 8 vulnerabilities8252026: 6 vulnerabilities626

All Gutenberg Essential Blocks – Page Builder for Gutenberg Blocks & Patterns vulnerabilities

Gutenberg Essential Blocks – Page Builder for Gutenberg Blocks & Patterns vulnerabilities
SeverityVulnerabilityCVEPublished
High7.2Authenticated (Author+) Server-Side Request Forgery
≤6.1.3Update to 6.1.4
CVE-2026-10586
Critical9.8Unauthenticated Local File Inclusion
≤4.4.2Update to 4.4.3
CVE-2023-6623
High8.1Unauthenticated PHP Object Injection via products
≤4.2.0Update to 4.2.1
CVE-2023-4402
High8.1Unauthenticated PHP Object Injection via queries
≤4.2.0Update to 4.2.1
CVE-2023-4386

Gutenberg Essential Blocks – Page Builder for Gutenberg Blocks & Patterns: common questions

Does Gutenberg Essential Blocks – Page Builder for Gutenberg Blocks & Patterns have known vulnerabilities?

Yes. VulnCrest Radar lists 34 known vulnerabilities in Gutenberg Essential Blocks – Page Builder for Gutenberg Blocks & Patterns: 1 critical, 3 high, 30 medium. None are known to affect version null.

How do I check which version of Gutenberg Essential Blocks – Page Builder for Gutenberg Blocks & Patterns I run?

In wp-admin open Plugins → Installed Plugins; the version is shown under the name. Without admin access, our passive Check my site tool can often read it from public files.

What is the most recent Gutenberg Essential Blocks – Page Builder for Gutenberg Blocks & Patterns vulnerability?

CVE-2026-96256, published Sep 30, 2026: Gutenberg Essential Blocks <= 6.4.5 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'marker' Attribute. Severity: Medium (CVSS 6.4).

Is any Gutenberg Essential Blocks – Page Builder for Gutenberg Blocks & Patterns vulnerability listed in CISA KEV?

No. None of the known Gutenberg Essential Blocks – Page Builder for Gutenberg Blocks & Patterns vulnerabilities is currently listed in the CISA KEV catalog.

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