CVE-2026-47656
Windows Boot Manager Security Feature Bypass vulnerability
MSRC advisory June 9, 2026
Alert details
- Source feed
- Microsoft MSRC
- CVE ID
- CVE-2026-47656
- Affected products
- Windows Boot Manager Security Feature Bypass · Microsoft Windows Boot Manager Security Feature Bypass · Microsoft
What happened
Protection mechanism failure in Windows Boot Manager allows an authorized attacker to bypass a security feature locally.
What it means for your business
Windows Boot Manager Security Feature Bypass vulnerability (CVE-2026-47656) was added to Microsoft’s security update guidance. Protection mechanism failure in Windows Boot Manager allows an authorized attacker to bypass a security feature locally. If you need help checking exposure, call (864) 335-9223.
Sources
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