PT-2026-88001 · Microsoft · Windows+8

CVE-2026-78457

Publicado

2026-09-08

Atualizado

2026-09-12

CVSS v3.1

7.0

Alta

Vetor

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

🚨 HIGH Severity: CVE-2026-78457 (CVSS 7.0)

Use-after-free flaw in Windows Security Health Service enables local privilege escalation by authenticated attackers.

Patch immediately.

#CVE #Vulnerability #PatchNow #ThreatIntel #DFIR https://t.co/izz322NDMZ

Correção

LPE

Use After Free

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CVE-2026-78457

Windows

Windows 11 Version 24H2

Windows 11 Version 25H2

Windows 11 Version 26H1

Windows Server 2022

Windows Server 2025

Windows 11 24H2

Windows 11 25H2

Windows 11 26H1