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CVE PROGRAM SOURCE RECORD9.8 Critical

CVE-2026-78445

Windows Services for NFS ONCRPC XDR Driver Remote Code Execution Vulnerability

Description

Use after free in Windows Services for NFS ONCRPC XDR Driver allows an unauthorized attacker to execute code over a network.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Microsoft Windows Server 2012

  • 6.2.9200.0 to < 6.2.9200.26349affected

Microsoft Windows Server 2012 (Server Core installation)

  • 6.2.9200.0 to < 6.2.9200.26349affected

Microsoft Windows Server 2012 R2

  • 6.3.9600.0 to < 6.3.9600.23398affected

Microsoft Windows Server 2012 R2 (Server Core installation)

  • 6.3.9600.0 to < 6.3.9600.23398affected

Microsoft Windows Server 2016

  • 10.0.14393.0 to < 10.0.14393.9512affected

Microsoft Windows Server 2016 (Server Core installation)

  • 10.0.14393.0 to < 10.0.14393.9512affected

Microsoft Windows Server 2019

  • 10.0.17763.0 to < 10.0.17763.9245affected

Microsoft Windows Server 2019 (Server Core installation)

  • 10.0.17763.0 to < 10.0.17763.9245affected

Microsoft Windows Server 2022

  • 10.0.20348.0 to < 10.0.20348.5622affected

Microsoft Windows Server 2025

  • 10.0.26100.0 to < 10.0.26100.33438affected

Microsoft Windows Server 2025 (Server Core installation)

  • 10.0.26100.0 to < 10.0.26100.33438affected

References