CVE-2026-40402 — Windows Hyper-V Elevation of Privilege Vulnerability

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

Published: 2026-05-12 · CVSS: 9.3 · CVSS 3.1

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

Original CVE JSON · STIX 2.1

Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7