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CVE-2026-49803

Опубликовано: 14 июл. 2026
Источник: msrc
CVSS3: 7
EPSS Низкий

Описание

Windows AppX Deployment Extensions Elevation of Privilege Vulnerability

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows AppX Deployment Service allows an authorized attacker to elevate privileges locally.

FAQ

According to the CVSS metric, the attack complexity is high (AC:H). What does that mean for this vulnerability?

Successful exploitation of this vulnerability requires an attacker to win a race condition.

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

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

Обновления

ПродуктСтатьяОбновление
Windows Server 2012
Windows Server 2012 (Server Core installation)
Windows Server 2012 R2
Windows Server 2012 R2 (Server Core installation)
Windows Server 2016
Windows 10 Version 1607 for 32-bit Systems
Windows 10 Version 1607 for x64-based Systems
Windows Server 2016 (Server Core installation)
Windows 10 Version 1809 for 32-bit Systems
Windows 10 Version 1809 for x64-based Systems

Показывать по

Возможность эксплуатации

Publicly Disclosed

No

Exploited

No

Latest Software Release

Exploitation Less Likely

EPSS

Процентиль: 5%
0.00153
Низкий

7 High

CVSS3

Связанные уязвимости

CVSS3: 7
nvd
17 дней назад

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows AppX Deployment Service allows an authorized attacker to elevate privileges locally.

CVSS3: 7
github
17 дней назад

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows AppX Deployment Service allows an authorized attacker to elevate privileges locally.

CVSS3: 7
fstec
18 дней назад

Уязвимость расширения AppX Deployment Extensions операционных систем Windows, позволяющая нарушителю повысить свои привилегии

EPSS

Процентиль: 5%
0.00153
Низкий

7 High

CVSS3