CVE-2024-12451
MEDIUM
5.4
CVSS 3.1
Description
The HTML5 chat plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'HTML5CHAT' shortcode in all versions up to, and including, 1.07 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.
Affected WordPress components
-
HTML5 Chat Plugin · html5-chatUp to and including 1.07View 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
- proxymis HTML5 Chat — Up to and including 1.07
- proxymis html5_chat — Up to and including 1.04
References
- plugins.trac.wordpress.org https://plugins.trac.wordpress.org/browser/html5-chat/trunk/index.php#L159 Patch
- plugins.trac.wordpress.org https://plugins.trac.wordpress.org/changeset/3443134/
- www.wordfence.com https://www.wordfence.com/threat-intel/vulnerabilities/id/98de0a50-8464-4ea6-bf55-add9aab2d716?source=cve Third Party Advisory
- nvd.nist.gov Official NVD record