CVE-2024-4209: Gutenberg Blocks by Kadence Blocks – Page Builder Features <= 3.2.36 - Authenticated (Contributor+) Stored Cross-Site Scripting via Countdown Timer
First published: Sat May 11 2024(Updated: )
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.
Credit: security@wordfence.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| WordPress Kadence Blocks | <=3.2.36 | |
| KadenceWP Gutenberg Blocks with AI | <3.2.37 |
Remedy
https://plugins.trac.wordpress.org/changeset/3083616/kadence-blocks/trunk/dist/blocks-countdown.js
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Reference Links
- 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
Frequently Asked Questions
What is the severity of CVE-2024-4209?
CVE-2024-4209 is classified as a high severity vulnerability due to the potential for stored cross-site scripting attacks.
How do I fix CVE-2024-4209?
To fix CVE-2024-4209, update the Kadence WP Gutenberg Blocks plugin to version 3.2.37 or later.
What types of attacks can CVE-2024-4209 facilitate?
CVE-2024-4209 can facilitate stored cross-site scripting attacks which may allow attackers to execute malicious scripts in users' browsers.
Which versions are affected by CVE-2024-4209?
CVE-2024-4209 affects all versions of the Kadence WP Gutenberg Blocks plugin up to and including version 3.2.36.
Who is the vendor associated with CVE-2024-4209?
The vendor associated with CVE-2024-4209 is Kadence WP, which develops the Gutenberg Blocks plugin for WordPress.
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