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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-2026-70278 Microsoft Windows Media Foundation Elevation of Privilege VulnerabilityMicrosoft Windows Media Foundation Important 7.80.3%EoPLocal Fix has a known issue
KB5126646KB5126651+8
CVE-2026-70285 Windows Win32k Elevation of Privilege VulnerabilityWindows Win32 Kernel Subsystem Important 7.80.4%EoPLocal Fix has a known issue
KB5126646KB5126651+6
CVE-2026-70286 Windows Graphics Component Elevation of Privilege VulnerabilityWindows Win32K - GRFX Important 7.80.4%EoPLocal Fix has a known issue
KB5126646KB5126651+8
CVE-2026-70289 Windows Win32k Elevation of Privilege VulnerabilityWindows Win32 Kernel Subsystem Important 7.80.3%EoPLocal
KB5122871KB5122876+8
CVE-2026-70303 Windows Kernel Elevation of Privilege VulnerabilityWindows Kernel Important 7.80.4%EoPLocal Fix has a known issue
KB5126646KB5126651+8
CVE-2026-70564 Windows Print Spooler Components Elevation of Privilege VulnerabilityWindows Print Spooler Components Important 7.80.3%EoPLocal
KB5122871KB5122876+8
CVE-2026-70566 Windows Schannel Elevation of Privilege VulnerabilityWindows Schannel Important 7.80.4%EoPLocal Fix has a known issue
KB5126646KB5126651+8
CVE-2026-70569 Windows Spaceport.sys Elevation of Privilege VulnerabilityWindows Spaceport.sys Important 7.80.3%EoPLocal
KB5122871KB5122880+3
CVE-2026-70572 Windows Biometric Service Elevation of Privilege VulnerabilityWindows Biometric Service Important 7.80.3%EoPLocal
KB5122871KB5122876+6
CVE-2026-70574 Virtual Hard Disk (VHD) Miniport Driver Elevation of Privilege VulernabilityVirtual Hard Disk (VHD) Miniport Driver Important 7.80.3%EoPLocal
KB5122871KB5122876+8
CVE-2026-70581 Windows Biometric Service Elevation of Privilege VulnerabilityWindows Biometric Service Important 7.80.3%EoPLocal
KB5122871KB5122876+6
CVE-2026-70583 Windows Core Messaging Elevation of Privilege VulnerabilityWindows Core Messaging Important 7.80.3%EoPLocal Revised 10 Nov
KB5122871KB5122876+6

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 04:05 UTC · 274 of 275 readable · 272 fully read · documentation 469/469 current