CVE-2026-33840

Опубликовано: 12 мая 2026

Источник: msrc

CVSS3: 7.8

EPSS Низкий

Описание

Win32k Elevation of Privilege Vulnerability

Use after free in Windows Win32K - ICOMP 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 24H2 for ARM64-based Systems	5089549 5089466	Security Update Security Hotpatch Update
Windows 11 Version 24H2 for x64-based Systems	5089549 5089466	Security Update Security Hotpatch Update
Windows Server 2025	5087539 5087423	Security Update Security Hotpatch Update
Windows Server 2025 (Server Core installation)	5087539 5087423	Security Update Security Hotpatch Update
Windows 11 Version 25H2 for ARM64-based Systems	5089549 5089466	Security Update Security Hotpatch Update
Windows 11 Version 25H2 for x64-based Systems	5089549 5089466	Security Update Security Hotpatch Update
Windows 11 version 26H1 for x64-based Systems	5089548	Security Update
Windows 11 Version 26H1 for ARM64-based Systems	5089548	Security Update

Показывать по

Publicly Disclosed

Exploited

Latest Software Release

Exploitation More Likely

EPSS

Процентиль: 79%

0.02014

Низкий

7.8 High

CVSS3

CVE-2026-33840

CVSS3: 7.8

nvd

3 месяца назад

Use after free in Windows Win32K - ICOMP allows an authorized attacker to elevate privileges locally.

GHSA-5crp-h3g2-hwww

CVSS3: 7.8

github

3 месяца назад

Use after free in Windows Win32K - ICOMP allows an authorized attacker to elevate privileges locally.

BDU:2026-06740

CVSS3: 7.8

fstec

3 месяца назад

Уязвимость компонента Win32K - ICOMP операционных систем Windows, позволяющая нарушителю повысить свои привилегии

EPSS

Процентиль: 79%

0.02014

Низкий

7.8 High

CVSS3