CRITICALVulnerability
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NVD CRITICAL: CVE-2026-40402 — Use after free in Windows Hyper-V allows an unauthorized attacker to elevate pri...

·Source: NIST NVD

Updated:

Executive Summary

Use after free in Windows Hyper-V allows an unauthorized attacker to elevate privileges locally.

Analysis

Use after free in Windows Hyper-V allows an unauthorized attacker to elevate privileges locally. CVSS Score: 9.3. Published: 2026-05-12T18:17:18.000.

Indicators of Compromise (1)

CVE (1)
CVE-2026-40402
NVDMITRE CVE
Source Attribution

Originally published by NIST NVD on May 12, 2026. Verified by: NIST.

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