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CVE-2026-42834

Опубликовано: 19 мая 2026
Источник: msrc
CVSS3: 7.8
EPSS Низкий

Описание

Windows Admin Center in Azure Portal Elevation of Privilege Vulnerability

Improper access control in Windows Admin Center allows an authorized attacker to elevate privileges over a network.

FAQ

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

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

What customer action needs to take place to mitigate the vulnerability?

Customers should install the latest version of the Windows Admin Center extension through the Azure Portal. There is no direct download link; instead, customers need to open the Extensions + Applications blade for their virtual machine in the Azure Portal and search for the extension named AdminCenter (Microsoft.AdminCenter.AdminCenter). From there, they can add or update the extension following the standard Azure VM extension installation process described here.

Возможность эксплуатации

Publicly Disclosed

No

Exploited

No

Latest Software Release

Exploitation Less Likely

EPSS

Процентиль: 33%
0.00408
Низкий

7.8 High

CVSS3

Связанные уязвимости

CVSS3: 7.8
nvd
3 месяца назад

Improper access control in Windows Admin Center allows an authorized attacker to elevate privileges over a network.

CVSS3: 7.8
github
3 месяца назад

Improper link resolution before file access ('link following') in Azure Portal Windows Admin Center allows an authorized attacker to elevate privileges locally.

EPSS

Процентиль: 33%
0.00408
Низкий

7.8 High

CVSS3