CVE-2025-62456

Heap-based buffer overflow in Windows Resilient File System (ReFS) allows an authorized attacker to execute code over a network.

CVSS v3 8.8 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-62456	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:microsoft:windows_11_23h2::::::::
	cpe:2.3:o:microsoft:windows_11_24h2::::::::
	cpe:2.3:o:microsoft:windows_11_25h2::::::::
	cpe:2.3:o:microsoft:windows_server_2022::::::::
	cpe:2.3:o:microsoft:windows_server_2022_23h2::::::::
	cpe:2.3:o:microsoft:windows_server_2025::::::::

History

30 Sep 2026, 20:10

Type	Values Removed	Values Added
Summary		(es) Desbordamiento de búfer basado en montículo en el Sistema de Archivos Resistente de Windows (ReFS) permite a un atacante autorizado ejecutar código a través de una red.

Information

Published : 2025-12-09 18:15

Updated : 2026-10-07 11:10

NVD link : CVE-2025-62456

Mitre link : CVE-2025-62456

CVE.ORG link : CVE-2025-62456

JSON object : View

Products Affected

microsoft

windows_server_2022_23h2
windows_11_25h2
windows_11_23h2
windows_11_24h2
windows_server_2025
windows_server_2022

CWE

CWE-122

Heap-based Buffer Overflow

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