CVE-2026-45641
Undergoing Analysis Undergoing Analysis - In Progress
Out-of-Bounds Read in Windows Hyper-V

Publication date: 2026-06-09

Last updated on: 2026-06-09

Assigner: Microsoft Corporation

Description
Out-of-bounds read in Windows Hyper-V allows an unauthorized attacker to execute code locally.
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Meta Information
Published
2026-06-09
Last Modified
2026-06-09
Generated
2026-06-10
AI Q&A
2026-06-09
EPSS Evaluated
N/A
NVD
CVE-2026-45641
EUVD
EUVD-2026-35687
Affected Vendors & Products
Showing 2 associated CPEs
Vendor Product Version / Range
microsoft windows_hyper-v *
microsoft hyper-v *
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-843 The product allocates or initializes a resource such as a pointer, object, or variable using one type, but it later accesses that resource using a type that is incompatible with the original type.
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Executive Summary

This vulnerability is an out-of-bounds read in Windows Hyper-V that allows an unauthorized attacker to execute code locally.

Impact Analysis

The vulnerability can lead to remote code execution with critical severity, allowing an attacker to run arbitrary code on the affected system without proper authorization.

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