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Security releases

Microsoft

UEFI Secure Boot Security Feature Bypass Vulnerability

CVE-2026-8863 Jun 9, 2026 Source: Vendor
Source of record The credited names below are quoted verbatim from the vendor's own advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-8863
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Credited

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CVE-2026-8863 BR2026-0003-015741 unclaimed
UEFI Secure Boot Security Feature Bypass Vulnerability
Credited as Martin Smolar ESET