PublicCVE

CVE-2026-40402

CRITICAL9.3JSON exportCreate alert

Description

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

CVSS breakdown

CVSS 3.1
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High
E
Unchanged
RL
O
RC
Changed

Affected products