CVE-2026-45657

Описание

Use after free in Windows Kernel allows an unauthorized attacker to execute code over a network.

Затрагиваемое ПО

Microsoft Windows 11 23h2Microsoft Windows 11 24h2Microsoft Windows 11 25h2Microsoft Windows 11 26h1Microsoft Windows server 2022Microsoft Windows server 2025

CVSS

Балл	9.8 — критическая
Вектор	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Источники

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45657