6.4

CVSS Score

3.1

-

CVSS Score

Basic Information

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CVE-2026-10833

CVE-2026-10833: Gutenberg Essential Blocks - Page Builder for Gutenberg Blocks & Patterns <= 6.1.4 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'configurablePrefix' Block Attribute

The Gutenberg Essential Blocks – Page Builder for Gutenberg Blocks & Patterns plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'configurablePrefix' Block Attribute in all versions up to, and including, 6.1.4 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Miggo Vulnerability Database

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CVE-2026-10833

CVE-2026-10833:

6.4

CVSS Score

3.1

-

CVSS Score

Basic Information

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Technical Details

SSVC / BOD 26-04 ↗

Exploitation NoneAutomatable NoTech Impact Partial

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Technical Details

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Root Cause Analysis:

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WAF Protection Rules

WAF Rule

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Reasoning

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