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CVE Watch—

CVE-2021-40449

Microsoft Windows Win32k Privilege Escalation Vulnerability

CVSS

—

Sem CVSS

EPSS

81.9%

p100

KEV

SIM

17 de nov. de 2021

Exploit Today

80

0-100

Publicado: — · Última mod.: —

EPSS · 30d

74.1%EPSS · 30 dias81.9%

2026-10-082026-11-05

Ficha do catálogo KEV

Produto

Microsoft / Windows

Vulnerabilidade

Microsoft Windows Win32k Privilege Escalation Vulnerability

Adicionado ao KEV

17 de nov. de 2021

Corrigir até

1 de dez. de 2021

Uso conhecido em ransomware

Sim

Descrição resumida

Unspecified vulnerability allows for an authenticated user to escalate privileges.

Ação necessária

Apply updates per vendor instructions.

Notas

https://nvd.nist.gov/vuln/detail/CVE-2021-40449

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