CVE-2026-40411: Microsoft Azure Virtual Network Gateway

High severity, CVSS 8.8. EPSS: 1% chance of exploitation in the next 30 days.

Improper input validation in Azure Virtual Network Gateway allows an authorized attacker to execute code over a network.

Affected products

• Microsoft Azure Virtual Network Gateway: affected versions not specified

Published 2026-05-22. Last modified 2026-07-23.