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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-2026-69964 Kernel Streaming Service Driver Elevation of Privilege VulnerabilityMicrosoft Streaming Service Important 7.00.3%EoPLocal Fix has a known issue
KB5126646KB5126651+8
CVE-2026-69970 Kernel Streaming Service Driver Elevation of Privilege VulnerabilityMicrosoft Streaming Service Important 7.00.3%EoPLocal Fix has a known issue
KB5126646KB5126651+6
CVE-2026-69977 Quality Windows Audio/Video Experience (QWAVE) service Elevation of Privilege VulnerabilityQuality Windows Audio/Video Experience (QWAVE) service Important 7.00.3%EoPLocal Fix has a known issue
KB5126646KB5126651+8
CVE-2026-70021 Windows Direct Composition Elevation of Privilege VulnerabilityWindows Direct Composition Important 7.00.3%EoPLocal Fix has a known issue
KB5126646KB5126655+2
CVE-2026-70026 Windows Secure Kernel Mode Elevation of Privilege VulnerabilityWindows Secure Kernel Mode Important 7.00.3%EoPLocal Fix has a known issue
KB5126646KB5126651+5
CVE-2026-70045 Windows Work Folders Elevation of Privilege VulnerabilityWindows Work Folders Important 7.00.3%EoPLocal Fix has a known issue
KB5126646KB5126651+4
CVE-2026-70056 Windows Update Service Elevation of Privilege VulnerabilityWindows Update Service Important 7.00.3%EoPLocal Fix has a known issueRevised 16 Oct
KB5126646KB5126651+5
CVE-2026-70066 Windows DHCP Server Elevation of Privilege VulnerabilityWindows DHCP Server Important 7.00.3%EoPLocal Fix has a known issue
KB5126646KB5126651+4
CVE-2026-70067 Windows Win32k Elevation of Privilege VulnerabilityWindows Win32 Kernel Subsystem Important 7.00.3%EoPLocal
KB5122871KB5122876+8
CVE-2026-70076 Windows Win32k Elevation of Privilege VulnerabilityWindows Win32 Kernel Subsystem Important 7.00.3%EoPLocal Fix has a known issue
KB5126646KB5127646+1
CVE-2026-70086 Microsoft Windows Search Component Elevation of Privilege VulnerabilityMicrosoft Windows Search Component Important 7.00.3%EoPLocal Fix has a known issue
KB5126646KB5126651+5
CVE-2026-70115 Microsoft Windows Search Component Elevation of Privilege VulnerabilityMicrosoft Windows Search Component Important 7.00.3%EoPLocal Fix has a known issue
KB5126646KB5127646+1

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 16:22 UTC · 274 of 275 readable · 273 fully read · documentation 469/469 current