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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-2026-96948 Windows Client Side Caching driver (csc.sys) Information Disclosure VulnerabilityWindows Client Side Caching driver (csc.sys) Important 5.50.5%Information DisclosureLocal Fix has a known issue
KB5126646KB5126651+8
CVE-2026-96989 Secondary Logon Information Disclosure VulnerabilitySecondary Logon Important 5.50.4%Information DisclosureLocal
KB5131077KB5131080+8
CVE-2026-97790 Windows Container Isolation FS Filter Driver (unionfs.sys) Tampering VulnerabilityWindows Container Isolation FS Filter Driver (unionfs.sys) Important 5.50.4%TamperingLocal Fix has a known issue
KB5126646KB5126655+2
CVE-2026-102198 Windows Remote Desktop Protocol Information Disclosure VulnerabilityWindows Remote Desktop Protocol Important 5.30.8%Information DisclosureNetwork Fix has a known issue
KB5126646KB5126651+8
CVE-2026-105492 Microsoft Remote Registry Service Denial of Service VulnerabilityMicrosoft Remote Registry Service Important 5.30.8%DoSNetwork
KB5131077KB5131080+8
CVE-2026-105590 Windows Active Directory Certificate Services Security Feature BypassWindows Active Directory Certificate Services Important 5.30.5%SFBNetwork
KB5131077KB5131080+3
CVE-2026-108402 Windows Layer-2 Bridge Network Driver Denial of Service VulnerabilityWindows Layer-2 Bridge Network Driver Important 5.30.5%DoSAdjacent
KB5131077KB5131080+7
CVE-2026-108466 Windows Kernel Denial of Service VulnerabilityWindows Kernel Important 5.30.7%DoSNetwork Fix has a known issue
KB5126646KB5126651+8
CVE-2026-112975 Windows Link-Layer Discovery Protocol (LLDP) Denial of Service VulnerabilityWindows Link-Layer Discovery Protocol (LLDP) Important 5.30.5%DoSAdjacent
KB5131077KB5131080+8
CVE-2026-113756 Windows FileCrypt Driver Security Feature Bypass VulnerabilityWindows FileCrypt Driver Important 5.30.8%SFBNetwork
KB5131077KB5131080+8
CVE-2026-113773 Windows DHCP Server Spoofing VulnerabilityWindows DHCP Server Important 5.30.6%SpoofingNetwork
KB5131077KB5131080+3
CVE-2026-119848 Windows Message Queuing Denial of Service VulnerabilityWindows Message Queuing Important 5.30.8%DoSNetwork
KB5131077KB5131080+8

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 15 Nov 08:06 UTC · 254 of 275 readable · 250 fully read · documentation 469/469 current

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