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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-2026-69772 Windows Network File System Remote Code Execution VulnerabilityWindows Network File System Important 8.80.8%RCENetwork
KB5122871KB5122876+8
CVE-2026-69918 Windows Core Messaging Elevation of Privilege VulnerabilityWindows Core Messaging Important 8.80.4%EoPLocal Fix has a known issue
KB5126646KB5126651+6
CVE-2026-69945 Windows AppX Deployment Extensions Elevation of Privilege VulnerabilityWindows AppX Deployment Extensions Important 8.80.3%EoPLocal Fix has a known issue
KB5126646KB5126653+4
CVE-2026-69985 Windows libarchive Remote Code Execution VulnerabilityWindows Libarchive Important 8.80.8%RCENetwork Fix has a known issue
KB5126646KB5126651+5
CVE-2026-70068 Windows Client-Side Caching (CSC) Service Elevation of Privilege VulnerabilityWindows Client-Side Caching (CSC) Service Important 8.80.9%EoPNetwork Fix has a known issueRevised 27 Oct
KB5126646KB5126651+8
CVE-2026-70069 Windows DHCP Server Remote Code Execution VulnerabilityWindows DHCP Server Important 8.81.0%RCENetwork Fix has a known issue
KB5126646KB5126651+4
CVE-2026-70089 Windows GDI Remote Code Execution VulnerabilityWindows GDI Important 8.80.9%RCENetwork Fix has a known issue
KB5126646KB5126651+8
CVE-2026-70149 Windows Client Side Caching driver (csc.sys) Elevation of Privilege VulnerabilityWindows Client Side Caching driver (csc.sys) Important 8.80.9%EoPNetwork Fix has a known issue
KB5126646KB5126651+8
CVE-2026-70158 Windows Routing and Remote Access Service (RRAS) Remote Code Execution VulnerabilityWindows Routing and Remote Access Service (RRAS) Important 8.81.0%RCENetwork Fix has a known issue
KB5126646KB5126651+8
CVE-2026-70167 Windows Domain Name Service Remote Code Execution VulnerabilityRole: DNS Server Important 8.81.0%RCENetwork Fix has a known issue
KB5126646KB5126655
CVE-2026-70185 Microsoft PowerShell Security Feature Bypass VulnerabilityWindows PowerShell Important 8.80.3%SFBLocal Fix has a known issue
KB5126646KB5126651+8
CVE-2026-70210 Windows OLE DB Elevation of Privilege VulnerabilityWindows OLE DB Important 8.80.9%EoPNetwork Fix has a known issue
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 12 Nov 19:39 UTC · 274 of 275 readable · 272 fully read · documentation 464/469 current