CVE-2026-25175: Windows NTFS Elevation of Privilege Vulnerability

Overview

Severity

High (CVSS 7.8)

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

Category

Elevation of Privilege

Exploit Status

Not Exploited

Exploitation Likelihood

Less Likely

Patch Tuesday

2026-Mar

Released

2026-03-10

EPSS Score

0.04% (percentile: 13.8%)

Description

Out-of-bounds read in Windows NTFS allows an authorized attacker to elevate privileges locally.

FAQ

What privileges could be gained by an attacker who successfully exploited this vulnerability? An attacker who successfully exploited this vulnerability could gain SYSTEM privileges.

Affected Products (23)

Windows

• Windows Server 2022 (Server Core installation)
• Windows 10 Version 21H2 for 32-bit Systems
• Windows Server 2022
• Windows Server 2019 (Server Core installation)
• Windows 10 Version 21H2 for ARM64-based Systems
• Windows 10 Version 21H2 for x64-based Systems
• Windows 10 Version 1809 for 32-bit Systems
• Windows 11 Version 23H2 for x64-based Systems
• Windows 10 Version 1809 for x64-based Systems
• Windows 11 Version 23H2 for ARM64-based Systems
• Windows Server 2022, 23H2 Edition (Server Core installation)
• Windows Server 2019
• Windows Server 2016
• Windows 10 Version 1607 for 32-bit Systems
• Windows 10 Version 1607 for x64-based Systems
• Windows Server 2016 (Server Core installation)

ESU

• Windows 10 Version 22H2 for ARM64-based Systems
• Windows 10 Version 22H2 for x64-based Systems
• Windows 10 Version 22H2 for 32-bit Systems
• Windows Server 2012
• Windows Server 2012 (Server Core installation)
• Windows Server 2012 R2
• Windows Server 2012 R2 (Server Core installation)

Security Updates (8)

• 5078766
• 5078885
• 5078752
• 5078883
• 5078734
• 5078775
• 5078938
• 5078774

Acknowledgments

Microsoft, Microsoft

Revision History

• 2026-03-10: Information published.