CVE-2023-7071
MEDIUM
5.4
CVSS 3.1
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.
Affected WordPress components
-
Gutenberg Essential Blocks – Page Builder for Gutenberg Blocks & Patterns Plugin · essential-blocksUp to and including 4.4.6View on WordPress.org
A confirmed match is backed by the plugin or theme slug. A possible match is based on the product name only and should be verified.
Affected products and versions
- wpdevteam Gutenberg Essential Blocks – Page Builder for Gutenberg Blocks & Patterns — Up to and including 4.4.6
- wpdeveloper essential_blocks — Up to and including 4.4.6
References
- plugins.trac.wordpress.org https://plugins.trac.wordpress.org/browser/essential-blocks/trunk/blocks/TableOfContents.php#L138 Issue Tracking
- plugins.trac.wordpress.org https://plugins.trac.wordpress.org/changeset/3018547/essential-blocks/tags/4.4.7/blocks/TableOfContents.php Patch
- www.wordfence.com https://www.wordfence.com/threat-intel/vulnerabilities/id/f969cb24-734f-46e5-a74d-fddf8e61e096?source=cve Third Party Advisory
- nvd.nist.gov Official NVD record