CVE Database /
CVE-2026-10833
CVE · Medium
CVE-2026-10833 — Gutenberg Essential Blocks – Page Builder for Gutenberg Blocks & Patterns [essential-blocks] < 6.2.0
| CVE |
Vulnerability |
Type |
Severity |
Affected |
Fixed in |
Published |
Status |
|
CVE-2026-10833
|
Gutenberg Essential Blocks – Page Builder for Gutenberg Blocks & Patterns [essential-blocks] < 6.2.0 |
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') |
Medium
6.4
|
< 6.2.0
|
6.2.0 |
2026-06-24 |
—
|
CVE-2026-10833
The Gutenberg Essential Blocks plugin for WordPress contains a security flaw in its handling of the 'configurablePrefix' attribute, which allows malicious users with contributor privileges or higher to embed unauthorized code into pages viewed by others. This vulnerability affects all versions up to and including 6.1.4. As a result, attackers can inject arbitrary scripts that will run when an affected page is accessed.
Based on public CVE data (MITRE/NVD).
Scan your WordPress site free
No signup, no credit card — enter your URL and get a security report in seconds.
See the full security page for this plugin
Browse the CVE database
Browse all security findings