CVE-2025-47999 - Missing Synchronization

Severity

68%

Complexity

23%

Confidentiality

66%

Missing synchronization in Windows Hyper-V allows an authorized attacker to deny service over an adjacent network.

CVSS 3.1 Base Score 6.8. CVSS Attack Vector: adjacent_network. CVSS Attack Complexity: low. CVSS Vector: (CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H).

Demo Examples

Missing Synchronization

CWE-820

Overview

Type

Microsoft Windows Server

First reported 2 weeks ago

2025-07-08 17:15:00

Last updated 1 week ago

2025-07-15 14:27:00

Affected Software

Microsoft Windows Server 2016

Microsoft Windows Server 2019

References

Windows Hyper-V Denial of Service Vulnerability

Vendor Advisory

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