What is the CVSS score of CVE-2025-49751?

CVE-2025-49751 has a CVSS 3.1 base score of 6.8 (Medium). CVSS vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H. EPSS exploitation probability: 0.2%.

Which versions of Windows 10 1607 are affected by CVE-2025-49751?

Organizations using Missing synchronization in Windows Hyper-V should be aware of notable risk from CVE-2025-49751 rated CVSS 6.8. Exploitation could compromise the security of affected deployments.

How to fix or mitigate CVE-2025-49751?

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

Windows 10 1607 CVE-2025-49751

MEDIUM

Missing Synchronization (CWE-820)

2025-08-12 secure@microsoft.com

Microsoft Information Disclosure Windows 10 1607 Windows 10 1809 Windows 10 21h2 Windows 10 22h2 Windows 11 22h2 Windows 11 23h2 Windows 11 24h2 Windows Server 2016 Windows Server 2019 Windows Server 2022 Windows Server 2022 23h2 Windows Server 2025 Windows

6.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

6.8 MEDIUM

AV:A/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Changed

Confidentiality

None

Integrity

None

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 19:06 vuln.today

CVE Published

Aug 12, 2025 - 18:15 nvd

MEDIUM 6.8

DescriptionCVE.org

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

AnalysisAI

Missing synchronization in Windows Hyper-V allows an authorized attacker to deny service over an adjacent network. Rated medium severity (CVSS 6.8), this vulnerability is low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-820. Missing synchronization in Windows Hyper-V allows an authorized attacker to deny service over an adjacent network. Affected products include: Microsoft Windows 10 1607, Microsoft Windows 10 1809, Microsoft Windows 10 21H2, Microsoft Windows 10 22H2, Microsoft Windows 11 22H2.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

CVE-2025-49751 vulnerability details – vuln.today

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Windows 10 1607 CVE-2025-49751

Severity by source

CVSS VectorNVD

Lifecycle Timeline

DescriptionCVE.org

AnalysisAI

Technical ContextAI

RemediationAI

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External POC / Exploit Code