CVE-2026-40759: Mikado-Themes Esmée

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

Unauthenticated PHP Object Injection in Esmée <= 1.4 versions.

Affected products

• Mikado-Themes Esmée: up to and including 1.4

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