CVE-2026-42972
Windows Hyper-V Information Disclosure vulnerability
MSRC advisory June 9, 2026
Alert details
- Source feed
- Microsoft MSRC
- CVE ID
- CVE-2026-42972
- Affected products
- Windows Hyper-V Information Disclosure · Microsoft Windows Hyper-V Information Disclosure · Microsoft
What happened
Exposure of sensitive information to an unauthorized actor in Windows Hyper-V allows an authorized attacker to disclose information locally.
What it means for your business
Windows Hyper-V Information Disclosure vulnerability (CVE-2026-42972) was added to Microsoft’s security update guidance. Exposure of sensitive information to an unauthorized actor in Windows Hyper-V allows an authorized attacker to disclose information locally. If you need help checking exposure, call (864) 335-9223.
Sources
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