PT-2026-58237 · Microsoft · Windows 11 Version 24H2+3

Publicado 2026-07-14 · Atualizado 2026-07-14 · CVE-2026-54991

NVD

CVSS v3.1

7.8

Alta

Vetor base

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

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

Correção

Out of bounds Read

Race Condition

Enumeração de Fraquezas

CWE-125

CWE-362

Identificadores relacionados

CVE-2026-54991

Produtos afetados

Windows 11 Version 24H2

Windows 11 Version 25H2

Windows 11 Version 26H1

Windows Server 2025

Referências · 2

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-54991 · Aviso do Fabricante
• https://nvd.nist.gov/vuln/detail/CVE-2026-54991 · Nota de Segurança