CVE-2026-28027: Themerex Kayon

High severity, CVSS 8.1. EPSS: 0.6% chance of exploitation in the next 30 days.

Improper Control of Filename for Include/Require Statement in PHP Program ('PHP Remote File Inclusion') vulnerability in ThemeREX Kayon kayon allows PHP Local File Inclusion.This issue affects Kayon: from n/a through <= 1.3.

Affected products

• Themerex Kayon: up to and including 1.3

Published 2026-03-05. Last modified 2026-06-17.