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CVE-2026-21249

Опубликовано: 10 фев. 2026
Источник: msrc
CVSS3: 3.3
EPSS Низкий

Описание

Windows NTLM Spoofing Vulnerability

External control of file name or path in Windows NTLM allows an unauthorized attacker to perform spoofing locally.

FAQ

According to the CVSS metric, user interaction is required (UI:R). What interaction would the user have to do?

An attacker must send a user a malicious Office file and convince them to open it.

According to the CVSS metrics, successful exploitation of this vulnerability could lead to some loss of confidentiality (C:L),but lead to no loss of availability (A:N) and integrity (I:N)? What does that mean for this vulnerability?

An attacker who successfully exploited the vulnerability could view some sensitive information (Confidentiality) but not all resources within the impacted component may be divulged to the attacker. The attacker cannot make changes to disclosed information (Integrity) or limit access to the resource (Availability).

Обновления

ПродуктСтатьяОбновление
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
Windows Server 2019
Windows Server 2019 (Server Core installation)

Показывать по

Возможность эксплуатации

Publicly Disclosed

No

Exploited

No

Latest Software Release

Exploitation Less Likely

EPSS

Процентиль: 15%
0.00048
Низкий

3.3 Low

CVSS3

Связанные уязвимости

CVSS3: 3.3
nvd
около 1 месяца назад

External control of file name or path in Windows NTLM allows an unauthorized attacker to perform spoofing locally.

CVSS3: 3.3
github
около 1 месяца назад

External control of file name or path in Windows NTLM allows an unauthorized attacker to perform spoofing locally.

CVSS3: 3.3
fstec
около 1 месяца назад

Уязвимость реализации протокола NTLM операционных систем Windows, позволяющая нарушителю проводить спуфинг-атаки

EPSS

Процентиль: 15%
0.00048
Низкий

3.3 Low

CVSS3