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Security

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

Act first · September 2026

Exploited, KEV-listed, or publicly disclosed
CVE-2026-81963ImportantExploitedCISA KEV · due 22 SepEoPLocal
Windows Update Stack Elevation of Privilege Vulnerability
CVSS 7.8 KB5122871KB5122880KB5124008+1
CVSS 7.8 KB5122876KB5122878KB5122882+3
Patch next · critical, "exploitation more likely", or top 5% EPSS · needs an update154
CVSS 9.8 · EPSS 1.0% KB5122871KB5122876KB5122882+3
CVSS 8.8 · EPSS 0.8% KB5122871KB5122876KB5122878+7
CVSS 9.0 · EPSS 0.7% No KB listed
Showing 3 of 154All critical

CVEs · September 2026

177 matches · most urgent first CSVText
CVE Vulnerability Severity CVSSEPSSImpact StatusFixed by
CVE-2026-69591 Windows NTFS Information Disclosure VulnerabilityWindows NTFS Important 5.70.9%Information DisclosureNetwork
KB5122871KB5122876+5
CVE-2026-69723 Windows Kernel Information Disclosure VulnerabilityWindows Kernel Important 5.70.9%Information DisclosureNetwork
KB5122871KB5122876+8
CVE-2026-69832 Win32k Information Disclosure VulnerabilityWindows Win32K Important 5.60.4%Information DisclosureLocal
KB5122871KB5122876+8
CVE-2026-68830 Windows Universal Plug and Play (UPnP) Device Host Information Disclosure VulnerabilityWindows Universal Plug and Play (UPnP) Device Host Important 5.50.4%Information DisclosureLocal
KB5122871KB5122876+8
CVE-2026-68831 Windows Defender Firewall Service Information Disclosure VulnerabilityWindows Defender Firewall Service Important 5.50.6%Information DisclosureLocal
KB5122871KB5122876+8
CVE-2026-68842 Windows MIDI Service Module Information Disclosure VulnerabilityWindows MIDI Service Module Important 5.50.5%Information DisclosureLocal
KB5124008KB5124012
CVE-2026-68843 Microsoft Office Word Information Disclosure VulnerabilityMicrosoft Office Word Important 5.50.4%Information DisclosureLocal
KB5122871KB5122876+8
CVE-2026-68851 Windows NTFS Information Disclosure VulnerabilityWindows NTFS Important 5.50.4%Information DisclosureLocal
KB5122871KB5122876+8
CVE-2026-68852 Microsoft Account Information Disclosure VulnerabilityMicrosoft Account Important 5.50.5%Information DisclosureLocal
KB5122871KB5122876+8
CVE-2026-68873 Windows Program Compatibility Assistant Service Information Disclosure VulnerabilityWindows Program Compatibility Assistant Service Important 5.50.5%Information DisclosureLocal
KB5122871KB5122880+2
CVE-2026-68881 Microsoft Standard XPS Information Disclosure VulnerabilityMicrosoft Standard XPS Important 5.50.4%Information DisclosureLocal
KB5122871KB5122876+8
CVE-2026-68886 Windows Network Connection Broker Information Disclosure VulnerabilityWindows Network Connection Broker Important 5.50.5%Information DisclosureLocal
KB5122871KB5122876+6
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 11 Nov 03:41 UTC · 275 of 275 readable · 273 fully read · documentation 469/469 current