PT-2026-87979 · Microsoft · Windows+22

CVE-2026-77905

·

Published

2026-09-08

·

Updated

2026-09-12

CVSS v3.1

7.0

High

VectorAV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
🚨 HIGH: CVE-2026-77905 | CVSS 7.0
Use-after-free in Windows Management Instrumentation enables local privilege escalation. Authorized attackers can exploit this vulnerability.
Patch immediately.
#CVE #Vulnerability #PatchNow #ThreatIntel #DFIR https://t.co/9yVWduy1HW

Fix

LPE

Use After Free

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Weakness Enumeration

Related Identifiers

CVE-2026-77905

Affected Products

Windows
Windows 10 Version 1607
Windows 10 Version 1809
Windows 10 Version 21H2
Windows 10 Version 22H2
Windows 11 Version 23H2
Windows 11 Version 24H2
Windows 11 Version 25H2
Windows 11 Version 26H1
Windows Server 2012
Windows Server 2012 R2
Windows Server 2016
Windows Server 2019
Windows Server 2022
Windows Server 2025
Windows 10 1607
Windows 10 1809
Windows 10 21H2
Windows 10 22H2
Windows 11 23H2
Windows 11 24H2
Windows 11 25H2
Windows 11 26H1