CVE-2026-40411 | Microsoft Azure Virtual Network Gateway input validation (WID-SEC-2026-1649)
A vulnerability, which was classified as very critical, has been found in Microsoft Azure Virtual Network Gateway. Affected by this issue is some unknown functionality. Performing a manipulation results in improper input validation.
This vulnerability is cataloged as CVE-2026-40411. It is possible to initiate the attack remotely. There is no exploit available.
This product operates as a managed service, which prevents users from maintaining vulnerability countermeasures themselves.