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Security

Microsoft security updates and public advisory evidence: affected products, fixing updates, exploitation and source coverage.

Security Update Guide CISA KEV

CVEs · all collected releases

651 matches · most urgent first CSVText
Fixed by KB5122882Clear
CVE Vulnerability Severity CVSSEPSSImpact StatusFixed by
CVE-2026-73026 Windows Biometric Service Elevation of Privilege VulnerabilityWindows Biometric Service Important 7.80.3%EoPLocal
KB5122871KB5122876+6
CVE-2026-77489 Windows Biometric Service Elevation of Privilege VulnerabilityWindows Biometric Service Important 7.80.3%EoPLocal
KB5122871KB5122876+6
CVE-2026-77904 Windows Volume Manager Extension Driver Elevation of Privilege VulnerabilityWindows Volume Manager Extension Driver Important 7.80.3%EoPLocal Revised 8 Oct
KB5122871KB5122876+8
CVE-2026-78447 Windows Biometric Service Elevation of Privilege VulnerabilityWindows Biometric Service Important 7.80.3%EoPLocal
KB5122871KB5122876+6
CVE-2026-78448 Windows Biometric Service Elevation of Privilege VulnerabilityWindows Biometric Service Important 7.80.3%EoPLocal
KB5122871KB5122876+6
CVE-2026-80075 Windows Work Folders Elevation of Privilege VulnerabilityWindows Work Folders Important 7.80.3%EoPLocal Revised 15 Sep
KB5122871KB5122876+7
CVE-2026-83942 Windows Kernel Elevation of Privilege VulnerabilityWindows Kernel Important 7.80.3%EoPLocal
KB5122871KB5122876+5
CVE-2026-83954 Windows Biometric Service Elevation of Privilege VulnerabilityWindows Biometric Service Important 7.80.3%EoPLocal
KB5122871KB5122876+6
CVE-2026-83955 Windows Biometric Service Elevation of Privilege VulnerabilityWindows Biometric Service Important 7.80.3%EoPLocal
KB5122871KB5122876+6
CVE-2026-83967 Windows Biometric Service Elevation of Privilege VulnerabilityWindows Biometric Service Important 7.80.3%EoPLocal
KB5122871KB5122876+6
CVE-2026-83968 Windows Biometric Service Elevation of Privilege VulnerabilityWindows Biometric Service Important 7.80.3%EoPLocal
KB5122871KB5122876+6
CVE-2026-83969 Windows Biometric Service Elevation of Privilege VulnerabilityWindows Biometric Service Important 7.80.3%EoPLocal
KB5122871KB5122876+6

Advisories

MSRC guidance without a CVE of its own · 1 advisory
ADV260001
Hardening changes for ReFS volumes on removable mediaStarting with Windows updates released on and after October 13, 2026, Microsoft is making hardening changes to the Resilient File System (ReFS) . This change is not enable by default until 2027. Please see Hardening changes for ReFS volumes on removable media for more information.
Published 13 Oct28 affected products
ChangeIntel

An IT change radar: releases, security, known issues, retirements, documentation changes, and service status from public sources. Every item links to supporting evidence; dates and statuses can change after they are read.

Sources read 11 Nov 20:03 UTC · 274 of 275 readable · 273 fully read · documentation 469/469 current

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