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Security

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

Security Update Guide CISA KEV

CVEs · all collected releases

2592 matches in Windows · most urgent first CSVText
CVE Vulnerability Severity CVSSEPSSImpact StatusFixed by
CVE-2026-83637 Windows Kernel-Mode Drivers Elevation of Privilege VulnerabilityWindows Kernel-Mode Drivers Important 7.80.4%EoPLocal Fix has a known issue
KB5126646KB5126651+6
CVE-2026-83638 Windows USB Driver Elevation of Privilege VulnerabilityWindows USB Driver Important 7.80.4%EoPLocal Fix has a known issue
KB5126646KB5126651+8
CVE-2026-83639 Windows Sensor Data Service Elevation of Privilege VulnerabilityWindows Sensor Data Service Important 7.80.4%EoPLocal Fix has a known issueRevised 10 Nov
KB5126646KB5126651+6
CVE-2026-83640 Windows NTFS Remote Code Execution VulnerabilityWindows NTFS Important 7.80.4%RCELocal Fix has a known issue
KB5126646KB5126651+8
CVE-2026-83641 Windows Media Elevation of Privilege VulnerabilityWindows Media Important 7.80.4%EoPLocal Fix has a known issue
KB5126646KB5126651+8
CVE-2026-83650 Windows Media Elevation of Privilege VulnerabilityWindows Media Important 7.80.4%EoPLocal Fix has a known issueRevised 10 Nov
KB5126646KB5126651+8
CVE-2026-83652 Windows NTFS Elevation of Privilege VulnerabilityWindows NTFS Important 7.80.4%EoPLocal Fix has a known issue
KB5126646KB5126651+8
CVE-2026-83654 Windows Modern Device Management (MDM) Elevation of Privilege VulnerabilityWindows Modern Device Management (MDM) Important 7.80.3%EoPLocal Fix has a known issueRevised 16 Oct
KB5126646KB5126653+4
CVE-2026-83659 Windows User Profile Service Elevation of Privilege VulnerabilityWindows User Profile Service Important 7.80.3%EoPLocal Fix has a known issue
KB5126646KB5126651+8
CVE-2026-83669 Windows Error Reporting Elevation of Privilege VulnerabilityWindows Error Reporting Important 7.80.4%EoPLocal Fix has a known issue
KB5126646KB5126651+6
CVE-2026-83678 Windows TCP/IP Elevation of Privilege VulnerabilityWindows TCP/IP Important 7.80.4%EoPLocal Fix has a known issueRevised 10 Nov
KB5126646KB5126651+8
CVE-2026-83679 Windows Defender Firewall Service Elevation of Privilege VulnerabilityWindows Defender Firewall Service Important 7.80.4%EoPLocal Fix has a known issue
KB5126646KB5126653+2

Advisories

MSRC guidance without a CVE of its own · 1 advisory
ADV260001
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 05:08 UTC · 274 of 275 readable · 272 fully read · documentation 469/469 current

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