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Security

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

September 2026: 998 CVEs · 132 critical · 2 exploited · 2 in CISA KEV

Act first · October 2026

Exploited, KEV-listed, or publicly disclosed
CVE-2026-96951ImportantExploitedCISA KEV · due 16 OctSFBNetwork
Windows Shell Security Feature Bypass Vulnerability
CVSS 8.8 KB5126646KB5126651KB5126653+6
Patch next · critical, "exploitation more likely", or top 5% EPSS · needs an update183
CVSS 8.1 · EPSS 1.4% KB5128895KB5128896KB5128897+1
CVSS 8.1 · EPSS 1.0% KB5126646KB5126651KB5126653+7
CVSS 8.8 · EPSS 2.7% KB5129955KB5129956KB5129957+1
Showing 3 of 183All critical

CVEs · October 2026

349 matches · most urgent first CSVText
CVE Vulnerability Severity CVSSEPSSImpact StatusFixed by
CVE-2026-105715 Microsoft Office Word Remote Code Execution VulnerabilityMicrosoft Office Word Important 7.50.6%RCENetwork Revised 15 Oct
—
CVE-2026-62765 Microsoft Edge (Chromium-based) Remote Code Execution VulnerabilityMicrosoft Edge (Chromium-based) Important 7.50.4%RCENetwork
—
CVE-2026-69976 Remote Desktop Client Remote Code Execution VulnerabilityRemote Desktop Client Important 7.50.6%RCENetwork
KB5126646KB5126651+8
CVE-2026-69984 Remote Desktop Client Remote Code Execution VulnerabilityRemote Desktop Client Important 7.50.6%RCENetwork
KB5126646KB5126651+8
CVE-2026-69986 Remote Desktop Client Remote Code Execution VulnerabilityRemote Desktop Client Important 7.50.6%RCENetwork
KB5126646KB5126651+8
CVE-2026-69987 Remote Desktop Client Remote Code Execution VulnerabilityRemote Desktop Client Important 7.50.6%RCENetwork
KB5126646KB5126651+8
CVE-2026-69988 Remote Desktop Client Remote Code Execution VulnerabilityRemote Desktop Client Important 7.50.6%RCENetwork
KB5126646KB5126651+8
CVE-2026-69991 Remote Desktop Client Remote Code Execution VulnerabilityRemote Desktop Client Important 7.50.6%RCENetwork
KB5126646KB5126651+8
CVE-2026-69992 Remote Desktop Services Remote Code Execution VulnerabilityWindows Remote Desktop Services Important 7.50.6%RCENetwork
KB5126646KB5126651+8
CVE-2026-69994 Remote Desktop Client Remote Code Execution VulnerabilityRemote Desktop Client Important 7.50.6%RCENetwork
KB5126646KB5126651+8
CVE-2026-69995 Remote Desktop Client Remote Code Execution VulnerabilityRemote Desktop Client Important 7.50.6%RCENetwork
KB5126646KB5126651+8
CVE-2026-69996 Remote Desktop Client Remote Code Execution VulnerabilityRemote Desktop Client Important 7.50.6%RCENetwork
KB5126646KB5126651+8

Advisories · October 2026

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 11 Nov 19:00 UTC · 274 of 275 readable · 273 fully read · documentation 469/469 current