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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-2026-69493 Windows Event Logging Service Remote Code Execution VulnerabilityWindows Event Logging Service Important 9.81.0%RCENetwork
KB5122871KB5122876+8
CVE-2026-69496 Windows Compressed Folder Remote Code Execution VulnerabilityWindows Compressed Folder Important 9.81.0%RCENetwork
KB5122871KB5122876+8
CVE-2026-69525 Remote Desktop Services Remote Code Execution VulnerabilityWindows Remote Desktop Services Important 9.81.0%RCENetwork
KB5122871KB5122876+8
CVE-2026-69586 Microsoft Windows PDF Remote Code Execution VulnerabilityMicrosoft Windows PDF Important 9.81.0%RCENetwork Revised 30 Sep
KB5122871KB5122876+6
CVE-2026-69634 Windows iSCSI Remote Code Execution VulnerabilityWindows iSCSI Important 9.80.9%RCENetwork Fix has a known issue
KB5126646KB5126651+8
CVE-2026-69639 Windows libarchive Remote Code Execution VulnerabilityWindows Libarchive Important 9.80.9%RCENetwork Fix has a known issue
KB5126646KB5126651+5
CVE-2026-69705 Windows iSCSI Remote Code Execution VulnerabilityWindows iSCSI Important 9.80.9%RCENetwork Fix has a known issue
KB5126646KB5126651+8
CVE-2026-69715 Windows Direct Show Remote Code Execution VulnerabilityWindows Direct Show Important 9.81.0%RCENetwork
KB5122871KB5122876+8
CVE-2026-69768 Windows RNDIS Remote Code Execution VulnerabilityWindows RNDIS Important 9.81.0%RCENetwork
KB5122871KB5122876+8
CVE-2026-69819 RPC Runtime Library Remote Code Execution VulnerabilityRPC Runtime Important 9.81.0%RCENetwork
KB5122871KB5122876+8
CVE-2026-69824 Microsoft Standard XPS Remote Code Execution VulnerabilityMicrosoft Standard XPS Important 9.81.0%RCENetwork
KB5122871KB5122876+8
CVE-2026-69883 Windows iSCSI Remote Code Execution VulnerabilityWindows iSCSI Important 9.80.9%RCENetwork Fix has a known issue
KB5126646KB5126651+8

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 12 Nov 17:32 UTC · 274 of 275 readable · 272 fully read · documentation 469/469 current