CVE-2026-96325
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Denial of Service in Windows SMB Server

Publication date: 2026-10-13

Last updated on: 2026-10-13

Assigner: Microsoft Corporation

Description
Missing reference to active allocated resource in Windows SMB Server allows an unauthorized attacker to deny service over a network.

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Meta Information

Published
2026-10-13
Last Modified
2026-10-13
Generated
2026-10-14
AI Q&A
2026-10-14
EPSS Evaluated
N/A
NVD
CVE-2026-96325
EUVD
EUVD-2026-100228

Affected Vendors & Products

Showing 21 associated CPEs
Vendor Product Version / Range
Microsoft Windows 10 Version 1607 10.0.14393.0
Microsoft Windows 10 Version 1809 10.0.17763.0
Microsoft Windows 10 Version 21H2 10.0.19044.0
Microsoft Windows 10 Version 22H2 10.0.19045.0
Microsoft Windows 11 version 23H2 10.0.22631.0
Microsoft Windows 11 Version 23H2 10.0.22631.0
Microsoft Windows 11 Version 24H2 10.0.26100.0
Microsoft Windows 11 Version 25H2 10.0.26200.0
Microsoft Windows 11 version 26H1 10.0.28000.0
Microsoft Windows 11 Version 26H2 10.0.26300.0
Microsoft Windows Server 2012 6.2.9200.0
Microsoft Windows Server 2012 (Server Core installation) 6.2.9200.0
Microsoft Windows Server 2012 R2 6.3.9600.0
Microsoft Windows Server 2012 R2 (Server Core installation) 6.3.9600.0
Microsoft Windows Server 2016 10.0.14393.0
Microsoft Windows Server 2016 (Server Core installation) 10.0.14393.0
Microsoft Windows Server 2019 10.0.17763.0
Microsoft Windows Server 2019 (Server Core installation) 10.0.17763.0
Microsoft Windows Server 2022 10.0.20348.0
Microsoft Windows Server 2025 10.0.26100.0
Microsoft Windows Server 2025 (Server Core installation) 10.0.26100.0

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-771 The product does not properly maintain a reference to a resource that has been allocated, which prevents the resource from being reclaimed.

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Executive Summary

This vulnerability in Windows SMB Server involves a missing reference to an active allocated resource. An unauthorized attacker can exploit this to deny service over a network, causing disruption.

Impact Analysis

The vulnerability allows an attacker to disrupt network services by exploiting the SMB Server. This could lead to service outages, reduced productivity, and potential data access issues.

Mitigation Strategies

Apply the latest Windows security updates from Microsoft to patch the SMB Server vulnerability. Monitor network traffic for unusual SMB activity and disable SMBv1 if not required.

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