CVE-2023-7071
Essential Blocks – Page Builder Gutenberg Blocks, Patterns & Templates <= 4.4.6 - Authenticated (Contributor+) Stored Cross-Site Scripting
- State
- Published
- Severity
- 6.4 Medium
- Published
- Jan 11, 2024
- Updated
- Apr 8, 2026
- Reserved
- Dec 21, 2023
Description
The Essential Blocks – Page Builder Gutenberg Blocks, Patterns & Templates plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the Table of Contents block in all versions up to, and including, 4.4.6 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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 6.4 Medium | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N | Wordfence |
Weaknesses
- CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Affected Products
| Product | Versions |
|---|---|
Gutenberg Essential Blocks – Page Builder for Gutenberg Blocks & Patternswpdevteam |
|
References
- https://www.wordfence.com/threat-intel/vulnerabilities/id/f969cb24-734f-46e5-a74d-fddf8e61e096?source=cve
- https://plugins.trac.wordpress.org/browser/essential-blocks/trunk/blocks/TableOfContents.php#L138
- https://plugins.trac.wordpress.org/changeset/3018547/essential-blocks/tags/4.4.7/blocks/TableOfContents.php
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