CVE-2026-40757: Mikado-Themes Château

High severity, CVSS 8.1. EPSS: 0.4% chance of exploitation in the next 30 days.

Unauthenticated PHP Object Injection in Château <= 1.2.1 versions.

Affected products

• Mikado-Themes Château: up to and including 1.2.1

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