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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-2026-70117 Windows Win32k Elevation of Privilege VulnerabilityWindows Win32 Kernel Subsystem Important 7.80.4%EoPLocal Fix has a known issue
KB5126646KB5126651+6
CVE-2026-70121 Windows Kernel Elevation of Privilege VulnerabilityWindows Kernel Important 7.80.4%EoPLocal Fix has a known issue
KB5126646KB5126651+5
CVE-2026-70123 Microsoft Graphics Component Elevation of Privilege VulnerabilityMicrosoft Graphics Component Important 7.80.3%EoPLocal Fix has a known issue
KB5126646KB5126651+8
CVE-2026-70131 Microsoft Windows Media Foundation Elevation of Privilege VulnerabilityMicrosoft Windows Media Foundation Important 7.80.5%EoPLocal Fix has a known issue
KB5126646KB5126651+8
CVE-2026-70132 Windows Portable Device File System Driver Elevation of Privilege VulnerabilityWindows Portable Device File System Driver Important 7.80.4%EoPLocal Fix has a known issue
KB5126646KB5126651+8
CVE-2026-70138 Windows OLE Elevation of Privilege VulnerabilityWindows OLE Important 7.80.4%EoPLocal Fix has a known issue
KB5126646KB5126651+8
CVE-2026-70139 Windows Update Service Elevation of Privilege VulnerabilityWindows Update Service Important 7.80.4%EoPLocal Fix has a known issue
KB5126646KB5126651+8
CVE-2026-70142 Windows Update Service Elevation of Privilege VulnerabilityWindows Update Service Important 7.80.5%EoPLocal Fix has a known issue
KB5126646KB5126653+2
CVE-2026-70143 Windows Network File System Remote Code Execution VulnerabilityWindows Network File System Important 7.80.4%RCELocal Fix has a known issue
KB5126646KB5126651+8
CVE-2026-70151 Windows Direct Composition Elevation of Privilege VulnerabilityWindows Direct Composition Important 7.80.4%EoPLocal Fix has a known issue
KB5126646KB5126653+4
CVE-2026-70172 Windows NTFS Elevation of Privilege VulnerabilityWindows NTFS Important 7.80.4%EoPLocal Fix has a known issue
KB5126646KB5126651+8
CVE-2026-70177 Microsoft Windows Search Component Elevation of Privilege VulnerabilityMicrosoft Windows Search Component Important 7.80.4%EoPLocal Fix has a known issueRevised 26 Oct
KB5126646KB5126651+8

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