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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-2026-80093 Windows Cloud Files Mini Filter Driver Elevation of Privilege VulnerabilityWindows Cloud Files Mini Filter Driver Important 7.00.3%EoPLocal
KB5122871KB5122876+5
CVE-2026-81971 Windows NTFS Elevation of Privilege VulnerabilityWindows NTFS Important 7.00.2%EoPLocal Fix has a known issue
KB5126646KB5126651+8
CVE-2026-83505 Windows Setup Files Cleanup Elevation of Privilege VulnerabilityWindows Setup Files Cleanup Important 7.00.3%EoPLocal Fix has a known issue
KB5126646KB5126651+6
CVE-2026-83509 Windows Setup Files Cleanup Elevation of Privilege VulnerabilityWindows Setup Files Cleanup Important 7.00.4%EoPLocal Fix has a known issue
KB5126646KB5126651+8
CVE-2026-83510 Windows Setup Files Cleanup Elevation of Privilege VulnerabilityWindows Setup Files Cleanup Important 7.00.2%EoPLocal Fix has a known issue
KB5126646KB5126651+8
CVE-2026-83564 Windows Search Service Elevation of Privilege VulnerabilityMicrosoft Windows Search Component Important 7.00.3%EoPLocal Fix has a known issue
KB5126646KB5126651+8
CVE-2026-83566 Windows Win32k Elevation of Privilege VulnerabilityWindows Win32K - ICOMP Important 7.00.3%EoPLocal Fix has a known issue
KB5126646KB5127646+1
CVE-2026-83574 Windows Search Service Elevation of Privilege VulnerabilityMicrosoft Windows Search Component Important 7.00.3%EoPLocal Fix has a known issue
KB5126646KB5126651+8
CVE-2026-83575 Windows Search Service Elevation of Privilege VulnerabilityMicrosoft Windows Search Component Important 7.00.3%EoPLocal Fix has a known issue
KB5126646KB5126651+8
CVE-2026-83580 Windows Client-Side Caching (CSC) Service Elevation of Privilege VulnerabilityWindows Client-Side Caching (CSC) Service Important 7.00.3%EoPLocal Fix has a known issue
KB5126646KB5126651+8
CVE-2026-83584 Windows Smart Card Elevation of Privilege VulnerabilityWindows Smart Card Important 7.00.3%EoPLocal Fix has a known issue
KB5126646KB5126651+8
CVE-2026-83644 Windows Audio Service Elevation of Privilege VulnerabilityWindows Audio Service Important 7.00.3%EoPLocal Fix has a known issue
KB5126646KB5126651+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 17:25 UTC · 274 of 275 readable · 273 fully read · documentation 469/469 current