CVE-2023-39306: Themefusion Fusion Builder

High severity, CVSS 7.1. EPSS: 0.4% chance of exploitation in the next 30 days.

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in ThemeFusion Fusion Builder allows Reflected XSS.This issue affects Fusion Builder: from n/a through 3.11.1.

Affected products

• Themefusion Fusion Builder: up to and including 3.11.1

Published 2024-03-27. Last modified 2026-06-17.