Описание (на английском; русское — в БДУ выше)
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Management Services allows an authorized attacker to elevate privileges locally.
Затрагиваемое ПО
Microsoft Windows 10 1809Microsoft Windows 10 21h2Microsoft Windows 10 22h2Microsoft Windows 11 23h2Microsoft Windows 11 24h2Microsoft Windows 11 25h2Microsoft Windows server 2019Microsoft Windows server 2022Microsoft Windows server 2022 23h2Microsoft Windows server 2025
CVSS
| Балл | 7.8 — высокая |
| Вектор | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H |
Источники
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20866