CVE-2026-62772

Опубликовано: 11 авг. 2026

Источник: msrc

CVSS3: 7.8

EPSS Низкий

Описание

Windows Container Isolation FS Filter Driver (unionfs.sys) Elevation of Privilege Vulnerability

Heap-based buffer overflow in Windows Container Isolation FS Filter Driver (unionfs.sys) allows an authorized attacker to elevate privileges locally.

What privileges could be gained by an attacker who successfully exploited this vulnerability?

An attacker who successfully exploited this vulnerability could gain SYSTEM privileges.

Продукт	Статья	Обновление
Windows 11 version 26H1 for x64-based Systems	5121000	Security Update
Windows 11 Version 26H1 for ARM64-based Systems	5121000	Security Update

Показывать по

Publicly Disclosed

Exploited

Latest Software Release

Exploitation Unlikely

EPSS

Процентиль: 16%

0.00246

Низкий

7.8 High

CVSS3

CVE-2026-62772

CVSS3: 7.8

nvd

3 дня назад

Heap-based buffer overflow in Windows Container Isolation FS Filter Driver (unionfs.sys) allows an authorized attacker to elevate privileges locally.

GHSA-3j6j-6h9p-2vrq

CVSS3: 7.8

github

2 дня назад

Heap-based buffer overflow in Windows Container Isolation FS Filter Driver (unionfs.sys) allows an authorized attacker to elevate privileges locally.

EPSS

Процентиль: 16%

0.00246

Низкий

7.8 High

CVSS3