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Security

CVE detail from Microsoft's public MSRC CVRF API, cross-checked with CISA's Known Exploited Vulnerabilities catalog. Counts cover Microsoft-issued CVEs; republished third-party CVEs such as Chromium or Linux are hidden unless you include them.

Security Update Guide CISA KEV

CVEs · all collected releases

649 matches · most urgent first CSV Text
Fixed by KB5126836Clear
CVE Vulnerability Severity CVSSEPSSImpact StatusFixed by
CVE-2026-83874 Windows Event Tracing Remote Code Execution VulnerabilityWindows Event Tracing Important 8.80.8%RCENetwork
KB5126646KB5126651+8
CVE-2026-83889 Windows DNS Server Remote Code Execution VulnerabilityRole: DNS Server Important 8.80.9%RCENetwork
KB5126646KB5126651+8
CVE-2026-83928 Windows Local Security Authority Subsystem Service (LSASS) Remote Code Execution VulnerabilityWindows Local Security Authority Subsystem Service (LSASS) Important 8.80.6%RCENetwork
KB5126646KB5126651+8
CVE-2026-83929 Windows GDI Remote Code Execution VulnerabilityWindows GDI Important 8.80.6%RCENetwork
KB5126646KB5126651+7
CVE-2026-85339 Windows Routing and Remote Access Service (RRAS) Remote Code Execution VulnerabilityWindows Routing and Remote Access Service (RRAS) Important 8.80.6%RCENetwork
KB5126646KB5126651+8
CVE-2026-85817 Microsoft PowerShell Remote Code Execution VulnerabilityWindows PowerShell Important 8.80.7%RCENetwork
KB5126646KB5126651+8
CVE-2026-85903 Windows Domain Name Service Remote Code Execution VulnerabilityRole: DNS Server Important 8.80.6%RCENetwork
KB5126646KB5126651+8
CVE-2026-85905 Windows UI Immersive Server API Elevation of Privilege VulnerabilityWindows UI Immersive Server Important 8.80.3%EoPLocal
KB5126646KB5126651+8
CVE-2026-85931 Windows Distributed File System (DFS) Remote Code Execution VulnerabilityWindows Distributed File System (DFS) Important 8.80.9%RCENetwork
KB5126646KB5126651+8
CVE-2026-85936 Windows Shell Remote Code Execution VulnerabilityWindows Shell Important 8.80.6%RCENetwork
KB5126646KB5126651+8
CVE-2026-88112 Windows Domain Name Service Remote Code Execution VulnerabilityRole: DNS Server Important 8.80.6%RCENetwork
KB5126646KB5126651+7
CVE-2026-88115 Windows Server for NFS Remote Code Execution VulnerabilityWindows Server for NFS Important 8.80.6%RCENetwork
KB5126646KB5126651+4

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 15 Oct 01:07 UTC · 254 of 255 readable · 253 fully read · documentation 0/409 current

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