CVE-2026-40738: Edge-Themes Eldon

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

Unauthenticated PHP Object Injection in Eldon <= 1.4.1 versions.

Affected products

• Edge-Themes Eldon: up to and including 1.4.1

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