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CVE-2026-21253

Опубликовано: 10 фев. 2026
Источник: msrc
CVSS3: 7
EPSS Низкий

Описание

Mailslot File System Elevation of Privilege Vulnerability

Use after free in Mailslot File System 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 More Likely

EPSS

Процентиль: 9%
0.00031
Низкий

7 High

CVSS3

Связанные уязвимости

CVSS3: 7
nvd
около 1 месяца назад

Use after free in Mailslot File System allows an authorized attacker to elevate privileges locally.

CVSS3: 7
github
около 1 месяца назад

Use after free in Mailslot File System allows an authorized attacker to elevate privileges locally.

CVSS3: 7
fstec
около 1 месяца назад

Уязвимость компонента Mailslot File System операционных систем Windows, позволяющая нарушителю повысить свои привилегии

EPSS

Процентиль: 9%
0.00031
Низкий

7 High

CVSS3