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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-2026-69973 Windows libarchive Tampering VulnerabilityWindows Libarchive Important 6.50.8%TamperingNetwork Fix has a known issue
KB5126646KB5126651+5
CVE-2026-70019 Windows Compressed Folder Information Disclosure VulnerabilityWindows Compressed Folder Important 6.51.0%Information DisclosureNetwork
KB5122871KB5122880+2
CVE-2026-70072 Windows Netlogon Denial of Service VulnerabilityWindows Netlogon Important 6.51.2%DoSNetwork Fix has a known issue
KB5126646KB5126651+8
CVE-2026-70119 Windows DNS Remote Code Execution VulnerabilityWindows DNS Important 6.51.3%RCENetwork Fix has a known issue
KB5126646KB5126655
CVE-2026-70122 Windows Broadcast DVR User Service Elevation of Privilege VulnerabilityWindows Broadcast DVR User Service Important 6.50.3%EoPLocal Fix has a known issue
KB5126653KB5126657+2
CVE-2026-70148 Windows Broadcast DVR User Service Information Disclosure VulnerabilityWindows Broadcast DVR User Service Important 6.50.4%Information DisclosureLocal Fix has a known issue
KB5126651KB5126653+3
CVE-2026-70166 Windows DNS Denial of Service VulnerabilityWindows DNS Important 6.51.3%DoSNetwork Fix has a known issue
KB5126646KB5126651+4
CVE-2026-70170 Windows Kernel Denial of Service VulnerabilityWindows Kernel Important 6.51.2%DoSNetwork Fix has a known issueRevised 16 Oct
KB5126646KB5126651+8
CVE-2026-70244 Windows DNS Server Information Disclosure VulnerabilityRole: DNS Server Important 6.51.0%Information DisclosureNetwork Fix has a known issue
KB5126646KB5126651+8
CVE-2026-70248 Windows Hyper-V Denial of Service VulnerabilityWindows Hyper-V Important 6.50.4%DoSLocal Fix has a known issue
KB5126646KB5126651+6
CVE-2026-72939 Windows Routing and Remote Access Service (RRAS) Denial of Service VulnerabilityWindows Routing and Remote Access Service (RRAS) Important 6.51.1%DoSNetwork
KB5122871KB5122876+8
CVE-2026-72942 Windows Spaceport.sys Information Disclosure VulnerabilityWindows Spaceport.sys Important 6.50.9%Information DisclosureNetwork
KB5122871KB5122876+7

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 21:39 UTC · 274 of 275 readable · 270 fully read · documentation 468/469 current

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