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CVE PROGRAM SOURCE RECORD7.0 High

CVE-2026-34340

Windows Projected File System Elevation of Privilege Vulnerability

Read JSON ↗CVE.org ↗
Status
Published
Published
Updated
Assigning organization
microsoft

Description

Use after free in Windows Projected File System allows an authorized attacker to elevate privileges locally.

Affected products

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

Microsoft Windows 10 Version 1809

  • 10.0.17763.0 to < 10.0.17763.8755affected

Microsoft Windows 10 Version 21H2

  • 10.0.19044.0 to < 10.0.19044.7291affected

Microsoft Windows 10 Version 22H2

  • 10.0.19045.0 to < 10.0.19045.7417affected

Microsoft Windows 11 version 23H2

  • 10.0.22631.0 to < 10.0.22631.7079affected

Microsoft Windows 11 Version 23H2

  • 10.0.22631.0 to < 10.0.22631.7219affected

Microsoft Windows 11 Version 24H2

  • 10.0.26100.0 to < 10.0.26100.8457affected

Microsoft Windows 11 Version 25H2

  • 10.0.26200.0 to < 10.0.26200.8457affected

Microsoft Windows 11 version 26H1

  • 10.0.28000.0 to < 10.0.28000.2113affected

Microsoft Windows Server 2019

  • 10.0.17763.0 to < 10.0.17763.8755affected

Microsoft Windows Server 2019 (Server Core installation)

  • 10.0.17763.0 to < 10.0.17763.8755affected

Microsoft Windows Server 2022

  • 10.0.20348.0 to < 10.0.20348.5139affected

Microsoft Windows Server 2022, 23H2 Edition (Server Core installation)

  • 10.0.25398.0 to < 10.0.25398.2330affected

Microsoft Windows Server 2025

  • 10.0.26100.0 to < 10.0.26100.32860affected

Microsoft Windows Server 2025 (Server Core installation)

  • 10.0.26100.0 to < 10.0.26100.32860affected

References