CVE-2024-8720: Rumbletalk Live Group Chat – HTML5

Medium severity, CVSS 6.4. EPSS: 0.3% chance of exploitation in the next 30 days.

The RumbleTalk Live Group Chat – HTML5 plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'rumbletalk-admin-button' shortcode in all versions up to, and including, 6.3.0 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 products

• Rumbletalk Rumbletalk Live Group Chat – HTML5: up to and including 6.3.0

Published 2024-10-01. Last modified 2026-06-17.