CVE-2026-20819 | Microsoft Windows 11 23H2/11 24H2/11 25H2 Virtualization-Based Security untrusted pointer dereference

January 13, 2026 Yanac

A vulnerability was found in Microsoft Windows 11 23H2/11 24H2/11 25H2. It has been rated as problematic. The affected element is an unknown function of the component Virtualization-Based Security. This manipulation causes untrusted pointer dereference.

This vulnerability appears as CVE-2026-20819. The attack requires local access. There is no available exploit.

It is suggested to install a patch to address this issue.VulDB Recent EntriesRead More