CVE-2021-24789: Flat Preloader Project Flat Preloader

Medium severity, CVSS 4.8. EPSS: 0.6% chance of exploitation in the next 30 days.

The Flat Preloader WordPress plugin before 1.5.5 does not escape some of its settings when outputting them in attribute in the frontend, which could allow high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html is disallowed

Affected products

Published 2021-11-01. Last modified 2026-06-17.