Gutenberg Blocks by Kadence Blocks – Page Builder Features <= 3.2.36 - Authenticated (Contributor+) Stored Cross-Site Scripting via Countdown Timer
Vulnerability Description
The Gutenberg Blocks with AI by Kadence WP – Page Builder Features plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the countdown timer in all versions up to, and including, 3.2.36 due to insufficient input sanitization and output escaping on user supplied attributes. 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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
Am I Vulnerable?
Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2024-4209
Credits & Attribution
The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:
- Craig Smith
References
- https://www.wordfence.com/threat-intel/vulnerabilities/id/cff2e5be-0de0-4e62-a881-6156760b7d99?source=cve
- https://plugins.trac.wordpress.org/browser/kadence-blocks/trunk/includes/blocks/class-kadence-blocks-countdown-block.php
- https://plugins.trac.wordpress.org/changeset/3083616/kadence-blocks/trunk/dist/blocks-countdown.js
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