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Security

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

CVEs · all collected releases

2592 matches in Windows · most urgent first CSVText
CVE Vulnerability Severity CVSSEPSSImpact StatusFixed by
CVE-2026-83708 Windows Installer Elevation of Privilege VulnerabilityWindows Installer Important 7.00.3%EoPLocal Fix has a known issueRevised 16 Oct
KB5126646KB5126651+8
CVE-2026-83710 Windows Device Association Service Elevation of Privilege VulnerabilityWindows Device Association Service Important 7.00.3%EoPLocal Fix has a known issue
KB5126646KB5126651+6
CVE-2026-83717 Windows Installer Elevation of Privilege VulnerabilityWindows Installer Important 7.00.3%EoPLocal Fix has a known issue
KB5126646KB5126651+8
CVE-2026-83718 Windows Installer Elevation of Privilege VulnerabilityWindows Installer Important 7.00.3%EoPLocal Fix has a known issue
KB5126646KB5126651+8
CVE-2026-83720 Windows Kerberos Elevation of Privilege VulnerabilityWindows Kerberos Important 7.00.3%EoPLocal Fix has a known issue
KB5127646
CVE-2026-83722 Microsoft Local Security Authority (LSA) Server Elevation of Privilege VulnerabilityMicrosoft Local Security Authority Server (lsasrv) Important 7.00.2%EoPLocal Fix has a known issue
KB5126646KB5126651+8
CVE-2026-83724 Windows Management Instrumentation Elevation of Privilege VulnerabilityWindows Management Instrumentation Important 7.00.3%EoPLocal Fix has a known issue
KB5126646KB5126651+8
CVE-2026-83738 Windows Ancillary Function Driver for WinSock Elevation of Privilege VulnerabilityWindows Ancillary Function Driver for WinSock Important 7.00.3%EoPLocal Fix has a known issue
KB5126646KB5126651+8
CVE-2026-83740 Windows Hello Elevation of Privilege VulnerabilityWindows Hello Important 7.00.3%EoPLocal Fix has a known issue
KB5126646KB5126651+5
CVE-2026-83749 Windows Overlay Filter Elevation of Privilege VulnerabilityWindows Overlay Filter Important 7.00.3%EoPLocal Fix has a known issue
KB5126646KB5126651+6
CVE-2026-83750 Windows Error Reporting Elevation of Privilege VulnerabilityWindows Error Reporting Important 7.00.2%EoPLocal Fix has a known issue
KB5126646KB5126651+8
CVE-2026-83751 Windows MIDI Service Module Elevation of Privileges VulnerabilityWindows MIDI Service Module Important 7.00.3%EoPLocal Fix has a known issue
KB5127646KB5127648

Advisories

MSRC guidance without a CVE of its own · 1 advisory
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 13 Nov 17:25 UTC · 274 of 275 readable · 273 fully read · documentation 469/469 current