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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-2026-70277 Windows Fast FAT File System Driver Information Disclosure VulnerabilityWindows Fast FAT Driver Important 5.50.6%Information DisclosureLocal Fix has a known issueRevised 27 Oct
KB5126646KB5126651+8
CVE-2026-70284 Win32k Information Disclosure VulnerabilityWindows Win32 Kernel Subsystem Important 5.50.5%Information DisclosureLocal Fix has a known issue
KB5126646KB5126651+8
CVE-2026-70288 Win32k Information Disclosure VulnerabilityWindows Win32 Kernel Subsystem Important 5.50.4%Information DisclosureLocal Fix has a known issue
KB5126646KB5126651+8
CVE-2026-70290 Win32k Information Disclosure VulnerabilityWindows Win32 Kernel Subsystem Important 5.50.4%Information DisclosureLocal
KB5122871KB5122876+8
CVE-2026-70292 Win32k Information Disclosure VulnerabilityWindows Win32 Kernel Subsystem Important 5.50.5%Information DisclosureLocal Fix has a known issue
KB5126646KB5126651+8
CVE-2026-70293 Win32k Information Disclosure VulnerabilityWindows Win32 Kernel Subsystem Important 5.50.5%Information DisclosureLocal Fix has a known issue
KB5126646KB5126651+8
CVE-2026-70294 Win32k Information Disclosure VulnerabilityWindows Win32 Kernel Subsystem Important 5.50.5%Information DisclosureLocal Fix has a known issue
KB5126646KB5126651+8
CVE-2026-70295 Win32k Information Disclosure VulnerabilityWindows Win32 Kernel Subsystem Important 5.50.5%Information DisclosureLocal Fix has a known issue
KB5126646KB5126651+8
CVE-2026-71341 Windows Partition Management Driver Information Disclosure VulnerabilityWindows Partition Management Driver Important 5.50.4%Information DisclosureLocal
KB5122871KB5122876+8
CVE-2026-72937 Windows Storage Port Driver Information Disclosure VulnerabilityStorage Port Driver Important 5.50.4%Information DisclosureLocal Revised 14 Oct
KB5122871KB5122876+8
CVE-2026-72945 Windows Task Scheduler Information Disclosure VulnerabilityWindows Task Scheduler Important 5.50.4%Information DisclosureLocal
KB5122876KB5122878+3
CVE-2026-72964 Windows Internet Connection Sharing (ICS) Tampering VulnerabilityWindows Internet Connection Sharing (ICS) Important 5.50.3%TamperingLocal
KB5122871KB5122876+6

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 14 Nov 01:52 UTC · 274 of 275 readable · 270 fully read · documentation 469/469 current