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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-2026-68898 Windows iSCSI Denial of Service VulnerabilityWindows iSCSI Important 6.50.9%DoSNetwork
KB5122871KB5122876+8
CVE-2026-69267 Windows Connected User Experiences and Telemetry Information Disclosure VulnerabilityWindows Connected User Experiences and Telemetry Important 6.50.4%Information DisclosureLocal Revised 5 Oct
KB5122871KB5122876+5
CVE-2026-69297 Windows DHCP Server Information Disclosure VulnerabilityWindows DHCP Server Important 6.50.8%Information DisclosureNetwork
KB5122871KB5122876+4
CVE-2026-69374 Windows SMB Server Denial of Service VulnerabilityWindows SMB Server Important 6.51.1%DoSNetwork
KB5122871KB5122878+4
CVE-2026-69395 Active Directory Certificate Services (AD CS) Information Disclosure VulnerabilityActive Directory Certificate Services (AD CS) Important 6.51.0%Information DisclosureNetwork
KB5122871KB5122876+4
CVE-2026-69497 Windows DHCP Server Denial of Service VulnerabilityWindows DHCP Server Important 6.51.1%DoSNetwork
KB5122871KB5122876+4
CVE-2026-69624 Active Directory Certificate Services (AD CS) Tampering VulnerabilityActive Directory Certificate Services (AD CS) Important 6.50.7%TamperingNetwork
KB5122871KB5122876+4
CVE-2026-69781 Windows DHCP Client Denial of Service VulnerabilityWindows DHCP Client Important 6.50.6%DoSAdjacent
KB5122871KB5124008+1
CVE-2026-69839 Windows iSCSI Target Service Denial of Service VulnerabilityWindows iSCSI Target Service Important 6.51.1%DoSNetwork
KB5122871KB5122876+4
CVE-2026-69940 Windows Client for NFS Information Disclosure VulnerabilityWindows Client for NFS Important 6.51.0%Information DisclosureNetwork Fix has a known issueRevised 10 Nov
KB5126646KB5126651+8
CVE-2026-69955 Windows Client for NFS Information Disclosure VulnerabilityWindows Client for NFS Important 6.51.0%Information DisclosureNetwork Fix has a known issue
KB5126646KB5126651+8
CVE-2026-69968 Windows libarchive Tampering VulnerabilityWindows Libarchive Important 6.50.9%TamperingNetwork Fix has a known issue
KB5126646KB5126651+5

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 21:39 UTC · 274 of 275 readable · 270 fully read · documentation 469/469 current