PT-2026-113111 · Microsoft · Windows+8

CVE-2026-96864

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Published

2026-10-13

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Updated

2026-10-13

CVSS v3.1

9.8

Critical

VectorAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions Microsoft Failover Cluster Virtual Driver (affected versions not specified)
Description A double free issue exists in the Microsoft Failover Cluster Virtual Driver. A double free occurs when a program attempts to free the same memory location twice, which can lead to memory corruption. This flaw allows an unauthorized attacker to execute arbitrary code over a network, potentially compromising the affected system.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

RCE

Double Free

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Weakness Enumeration

Related Identifiers

CVE-2026-96864

Affected Products

Windows
Windows 10 Version 1607
Windows 10 Version 1809
Windows Server 2012
Windows Server 2012 R2
Windows Server 2016
Windows Server 2019
Windows Server 2022
Windows Server 2025