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Windows CVE-2025-49678

| EUVD-2025-20572 HIGH
Race Condition (CWE-362)
2025-07-08 secure@microsoft.com
Windows Denial Of Service Race Condition Microsoft Windows 10 1507 Windows 10 1607 Windows 10 1809 Windows 10 21h2 Windows 10 22h2 Windows 11 22h2 Windows 11 23h2 Windows 11 24h2 Windows Server 2008 Windows Server 2012 Windows Server 2016 Windows Server 2019 Windows Server 2022 Windows Server 2022 23h2 Windows Server 2025
7.0
CVSS 3.1
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CVSS VectorNVD

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Local
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

6
Analysis Updated
Apr 16, 2026 - 06:31 EUVD-patch-fix
executive_summary
Re-analysis Queued
Apr 16, 2026 - 05:29 backfill_euvd_patch
patch_released
Patch available
Apr 16, 2026 - 05:29 EUVD
6.3.9600.22676,10.0.25398.1732,10.0.22631.5624
EUVD ID Assigned
Mar 16, 2026 - 04:21 euvd
EUVD-2025-20572
Analysis Generated
Mar 16, 2026 - 04:21 vuln.today
CVE Published
Jul 08, 2025 - 17:15 nvd
HIGH 7.0

DescriptionNVD

Null pointer dereference in Windows NTFS allows an authorized attacker to elevate privileges locally.

Analysis

Null pointer dereference in Windows NTFS allows an authorized attacker to elevate privileges locally.

Technical ContextAI

A race condition occurs when the behavior of software depends on the timing of events, such as the order of execution of threads or processes.

RemediationAI

Use proper synchronization mechanisms (locks, mutexes, atomic operations). Implement file locking for filesystem operations. Avoid TOCTOU patterns.

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CVE-2025-49678 vulnerability details – vuln.today
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