CVE-2026-102192

Integer underflow (wrap or wraparound) in Windows Failover Cluster allows an unauthorized attacker to deny service over a network.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-102192	Patch Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:microsoft:windows_server_2019:::::::x64:*
	cpe:2.3:o:microsoft:windows_server_2022:::::::x64:*
	cpe:2.3:o:microsoft:windows_server_2025:::::::x64:*

History

20 Oct 2026, 17:25

Type	Values Removed	Values Added
CPE		cpe:2.3:o:microsoft:windows_server_2019:::::::x64:* cpe:2.3:o:microsoft:windows_server_2025:::::::x64:* cpe:2.3:o:microsoft:windows_server_2022:::::::x64:*
First Time		Microsoft windows Server 2025 Microsoft windows Server 2019 Microsoft Microsoft windows Server 2022
References	~~() https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-102192 -~~	() https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-102192 - Patch, Vendor Advisory

13 Oct 2026, 19:25

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-10-13 19:17

Updated : 2026-10-20 17:25

NVD link : CVE-2026-102192

Mitre link : CVE-2026-102192

CVE.ORG link : CVE-2026-102192

JSON object : View

Products Affected

microsoft

windows_server_2025
windows_server_2019
windows_server_2022

CWE

CWE-191

Integer Underflow (Wrap or Wraparound)

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