An information disclosure vulnerability exists when Windows Hyper-V on a host operating system fails to properly validate input from an authenticated user on a guest operating system, aka 'Windows Hyper-V Information Disclosure Vulnerability'.
Severity
CVSS 3.0
6.8 medium
CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
EPSS
1.7% chance of exploitation in the next 30 days; higher than 77% of CVEs (scores of 2026-10-31)