CVE-2024-4478: Leevio Happy Addons For Elementor

Medium severity, CVSS 5.4. EPSS: 0.3% chance of exploitation in the next 30 days.

The Happy Addons for Elementor plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the Image Stack Group widget in all versions up to, and including, 3.10.7 due to insufficient input sanitization and output escaping on user supplied 'tooltip_position' attribute. 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

• Leevio Happy Addons For Elementor: up to and including 3.10.7

Published 2024-05-16. Last modified 2026-06-17.