CVE-2024-0611: Averta Master Slider

Medium severity, CVSS 4.8. EPSS: 0.7% chance of exploitation in the next 30 days.

The Master Slider – Responsive Touch Slider plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the slides callback functionality in all versions up to, and including, 3.9.9. This makes it possible for authenticated attackers, with editor-level access, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.

Affected products

• Averta Master Slider: before 3.9.10 (fixed in 3.9.10)

Published 2024-03-02. Last modified 2026-06-17.