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16,884 advisories
Each date says whether the vendor published or updated the bulletin. A vendor bulletin describes products that may be affected. It does not prove that the vulnerable product or version is installed in your environment.
Microsoft Security Response CenterCVE-2026-69945
HighCVSS 8.8
Windows AppX Deployment Extensions Elevation of Privilege Vulnerability
Missing authorization in Windows AppX Deployment Extensions allows an authorized attacker to elevate privileges locally.
Affected productsWindows Server 2022, Windows Server 2022 (Server Core installation), Windows 10 Version 21H2 for 32-bit Systems, Windows 10 Version 21H2 for ARM64-based Systems
Fixed versions10.0.20348.5761, 10.0.19044.7807, 10.0.19045.7807, 10.0.26100.33650
Vendor guidance
Install KB5126655. Install KB5126657. Install KB5126646. Install KB5127648. Install KB5126653. Install KB5127646.
Microsoft Security Response CenterCVE-2026-69943
HighCVSS 8.8
Microsoft Office SharePoint Remote Code Execution Vulnerability
Improper limitation of a pathname to a restricted directory ('path traversal') in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.
Affected productsMicrosoft SharePoint Server Subscription Edition
Fixed versions16.0.20326.20190
Vendor guidance
Install KB5002927.
Microsoft Security Response CenterCVE-2026-69942
HighCVSS 7.8
Windows Overlay Filter Remote Code Execution Vulnerability
Buffer over-read in Windows Overlay Filter allows an authorized attacker to execute code locally.
Affected productsWindows Server 2022, Windows Server 2022 (Server Core installation), Windows Server 2025 (Server Core installation), Windows 11 Version 25H2 for ARM64-based Systems
Fixed versions10.0.20348.5761, 10.0.26100.33650, 10.0.26200.9711, 10.0.22631.7652
Vendor guidance
Install KB5126655. Install KB5126646. Install KB5127648. Install KB5126653. Install KB5127646.
Microsoft Security Response CenterCVE-2026-69940
HighCVSS 6.5
Windows Client for NFS Information Disclosure Vulnerability
Out-of-bounds read in Windows Client for NFS allows an unauthorized attacker to disclose information over a network.
Affected productsWindows Server 2012, Windows Server 2012 (Server Core installation), Windows Server 2012 R2, Windows Server 2012 R2 (Server Core installation)
Fixed versions6.2.9200.26434, 6.3.9600.23470, 10.0.14393.9612, 10.0.17763.9376
Vendor guidance
Install KB5126835. Install KB5126836. Install KB5126868. Install KB5126651. Install KB5126657. Install KB5126655. Install KB5126653. Install KB5127648. Install KB5126646. Install KB5127646.
Microsoft Security Response CenterCVE-2026-69935
HighCVSS 7.0
Windows Storage Elevation of Privilege Vulnerability
Use after free in Windows Storage allows an authorized attacker to elevate privileges locally.
Affected productsWindows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems, Windows Server 2019, Windows Server 2019 (Server Core installation)
Fixed versions10.0.17763.9376, 10.0.20348.5761, 10.0.19044.7807, 10.0.19045.7807
Vendor guidance
Install KB5126651. Install KB5126655. Install KB5126657. Install KB5126646. Install KB5127648. Install KB5126653. Install KB5127646.
Microsoft Security Response CenterCVE-2026-69934
HighCVSS 7.8
Windows Spaceport.sys Elevation of Privilege Vulnerability
Integer overflow or wraparound in Windows Spaceport.sys allows an authorized attacker to elevate privileges locally.
Affected productsWindows Server 2022, Windows Server 2022 (Server Core installation), Windows Server 2025 (Server Core installation), Windows 11 Version 25H2 for ARM64-based Systems
Fixed versions10.0.20348.5761, 10.0.26100.33650, 10.0.26200.9711, 10.0.22631.7652
Vendor guidance
Install KB5126655. Install KB5126646. Install KB5127648. Install KB5126653. Install KB5127646.
Microsoft Security Response CenterCVE-2026-69931
HighCVSS 7.0
Windows Storage Elevation of Privilege Vulnerability
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Storage allows an authorized attacker to elevate privileges locally.
Affected productsWindows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems, Windows Server 2019, Windows Server 2019 (Server Core installation)
Fixed versions10.0.17763.9376, 10.0.20348.5761, 10.0.19044.7807, 10.0.19045.7807
Vendor guidance
Install KB5126651. Install KB5126655. Install KB5126657. Install KB5126646. Install KB5127648. Install KB5126653. Install KB5127646.
Microsoft Security Response CenterCVE-2026-69922
HighCVSS 6.5
Microsoft Office Excel Information Disclosure Vulnerability
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information over a network.
Affected productsMicrosoft 365 Apps for Enterprise for 32-bit Systems, Microsoft 365 Apps for Enterprise for 64-bit Systems, Microsoft Office LTSC 2021 for 64-bit editions, Microsoft Office LTSC 2021 for 32-bit editions
Fixed versionshttps://aka.ms/OfficeSecurityReleases, 16.0.14334.20878, 16.0.17932.20934
Vendor guidance
Release Notes
Microsoft Security Response CenterCVE-2026-69919
HighCVSS 5.5
Windows Cryptographic Services Information Disclosure Vulnerability
Out-of-bounds read in Windows Cryptographic Services allows an authorized attacker to disclose information locally.
Affected productsWindows 11 Version 24H2 for ARM64-based Systems, Windows 11 Version 24H2 for x64-based Systems, Windows 11 Version 25H2 for ARM64-based Systems, Windows 11 Version 25H2 for x64-based Systems
Fixed versions10.0.26100.9711, 10.0.26200.9711, 10.0.26300.9711, 10.0.26100.33650
Vendor guidance
Install KB5127648. Install KB5126646. Install KB5127646.
Microsoft Security Response CenterCVE-2026-69918
HighCVSS 8.8
Windows Core Messaging Elevation of Privilege Vulnerability
Heap-based buffer overflow in Windows Core Messaging allows an authorized attacker to elevate privileges locally.
Affected productsWindows 11 Version 26H2 for ARM64-based Systems, Windows 11 Version 26H2 for x64-based Systems, Windows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems
Fixed versions10.0.26300.9711, 10.0.17763.9376, 10.0.20348.5761, 10.0.19044.7807
Vendor guidance
Install KB5127648. Install KB5126651. Install KB5126655. Install KB5126657. Install KB5126646. Install KB5126653. Install KB5127646. Install KB5126868.
Microsoft Security Response CenterCVE-2026-69916
HighCVSS 7.8
Windows NTFS Elevation of Privilege Vulnerability
Integer overflow or wraparound in Windows NTFS allows an authorized attacker to elevate privileges locally.
Affected productsWindows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems, Windows Server 2019, Windows Server 2019 (Server Core installation)
Fixed versions10.0.17763.9376, 10.0.20348.5761, 10.0.19044.7807, 10.0.19045.7807
Vendor guidance
Install KB5126651. Install KB5126655. Install KB5126657. Install KB5126646. Install KB5127648. Install KB5126653. Install KB5127646. Install KB5126868. Install KB5126835. Install KB5126836.
Microsoft Security Response CenterCVE-2026-69915
HighCVSS 7.0
Windows NTFS Elevation of Privilege Vulnerability
Use after free in Windows NTFS allows an authorized attacker to elevate privileges locally.
Affected productsWindows 11 Version 26H2 for ARM64-based Systems, Windows 11 Version 26H2 for x64-based Systems, Windows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems
Fixed versions10.0.26300.9711, 10.0.17763.9376, 10.0.20348.5761, 10.0.19044.7807
Vendor guidance
Install KB5127648. Install KB5126651. Install KB5126655. Install KB5126657. Install KB5126646. Install KB5126653. Install KB5127646.
Microsoft Security Response CenterCVE-2026-69914
HighCVSS 5.5
Windows AppX Deployment Service Information Disclosure Vulnerability
Out-of-bounds read in Windows AppX Deployment Service allows an authorized attacker to disclose information locally.
Affected productsWindows 11 Version 26H2 for ARM64-based Systems, Windows 11 Version 26H2 for x64-based Systems, Windows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems
Fixed versions10.0.26300.9711, 10.0.17763.9376, 10.0.20348.5761, 10.0.19044.7807
Vendor guidance
Install KB5127648. Install KB5126651. Install KB5126655. Install KB5126657. Install KB5126646. Install KB5126653. Install KB5127646.
Microsoft Security Response CenterCVE-2026-69913
HighCVSS 8.1
Windows TCP/IP Remote Code Execution Vulnerability
Use after free in Windows TCP/IP allows an unauthorized attacker to execute code over a network.
Affected productsWindows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems, Windows Server 2019, Windows Server 2019 (Server Core installation)
Fixed versions10.0.17763.9376, 10.0.20348.5761, 10.0.19044.7807, 10.0.19045.7807
Vendor guidance
Install KB5126651. Install KB5126655. Install KB5126657. Install KB5126646. Install KB5127648. Install KB5126653. Install KB5127646. Install KB5126868. Install KB5126835. Install KB5126836.
Microsoft Security Response CenterCVE-2026-69909
HighCVSS 7.8
Microsoft COM for Windows Elevation of Privilege Vulnerability
Heap-based buffer overflow in Microsoft COM for Windows allows an authorized attacker to elevate privileges locally.
Affected productsWindows 11 Version 26H2 for ARM64-based Systems, Windows 11 Version 26H2 for x64-based Systems, Windows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems
Fixed versions10.0.26300.9711, 10.0.17763.9376, 10.0.20348.5761, 10.0.19044.7807
Vendor guidance
Install KB5127648. Install KB5126651. Install KB5126655. Install KB5126657. Install KB5126646. Install KB5126653. Install KB5127646. Install KB5126868. Install KB5126835. Install KB5126836.
Microsoft Security Response CenterCVE-2026-69905
HighCVSS 5.5
Windows AppX Deployment Service Tampering Vulnerability
Missing authorization in Windows AppX Deployment Service allows an authorized attacker to perform tampering locally.
Affected productsWindows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems, Windows Server 2019, Windows Server 2019 (Server Core installation)
Fixed versions10.0.17763.9376, 10.0.20348.5761, 10.0.19044.7807, 10.0.19045.7807
Vendor guidance
Install KB5126651. Install KB5126655. Install KB5126657. Install KB5126646. Install KB5127648. Install KB5126653. Install KB5127646.
Microsoft Security Response CenterCVE-2026-69898
HighCVSS 7.8
Windows Kernel Elevation of Privilege Vulnerability
Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.
Affected productsWindows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems, Windows Server 2019, Windows Server 2019 (Server Core installation)
Fixed versions10.0.17763.9376, 10.0.20348.5761, 10.0.19044.7807, 10.0.19045.7807
Vendor guidance
Install KB5126651. Install KB5126655. Install KB5126657. Install KB5126646. Install KB5127648. Install KB5126653. Install KB5127646.
Microsoft Security Response CenterCVE-2026-69886
HighCVSS 9.8
Windows Imaging Component Remote Code Execution Vulnerability
Heap-based buffer overflow in Windows Imaging Component allows an unauthorized attacker to execute code over a network.
Affected productsWindows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems, Windows Server 2019, Windows Server 2019 (Server Core installation)
Fixed versions10.0.17763.9376, 10.0.20348.5761, 10.0.19044.7807, 10.0.19045.7807
Vendor guidance
Install KB5126651. Install KB5126655. Install KB5126657. Install KB5126646. Install KB5127648. Install KB5126653. Install KB5127646. Install KB5126868. Install KB5126835. Install KB5126836.
Microsoft Security Response CenterCVE-2026-69884
HighCVSS 7.8
Windows GDI Elevation of Privilege Vulnerability
Buffer over-read in Windows GDI allows an authorized attacker to elevate privileges locally.
Affected productsWindows 11 Version 26H2 for ARM64-based Systems, Windows 11 Version 26H2 for x64-based Systems, Windows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems
Fixed versions10.0.26300.9711, 10.0.17763.9376, 10.0.20348.5761, 10.0.19044.7807
Vendor guidance
Install KB5127648. Install KB5126651. Install KB5126655. Install KB5126657. Install KB5126646. Install KB5126653. Install KB5127646. Install KB5126868. Install KB5126835. Install KB5126836.
Microsoft Security Response CenterCVE-2026-69883
HighCVSS 9.8
Windows iSCSI Remote Code Execution Vulnerability
Use after free in Windows iSCSI allows an unauthorized attacker to execute code over a network.
Affected productsWindows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems, Windows Server 2019, Windows Server 2019 (Server Core installation)
Fixed versions10.0.17763.9376, 10.0.20348.5761, 10.0.19044.7807, 10.0.19045.7807
Vendor guidance
Install KB5126651. Install KB5126655. Install KB5126657. Install KB5126646. Install KB5127648. Install KB5126653. Install KB5127646. Install KB5126868. Install KB5126835. Install KB5126836.
Microsoft Security Response CenterCVE-2026-69882
HighCVSS 7.8
Windows Update Elevation of Privilege Vulnerability
Untrusted search path in Windows Update allows an authorized attacker to elevate privileges locally.
Affected productsWindows Server 2025 (Server Core installation), Windows 11 Version 25H2 for ARM64-based Systems, Windows 11 Version 25H2 for x64-based Systems, Windows 11 Version 23H2 for ARM64-based Systems
Fixed versions10.0.26100.33650, 10.0.26200.9711, 10.0.22631.7652, 10.0.26100.9711
Vendor guidance
Install KB5126646. Install KB5127648. Install KB5126653. Install KB5127646.
Microsoft Security Response CenterCVE-2026-69880
HighCVSS 7.8
Desktop Window Manager Elevation of Privilege Vulnerability
Access of resource using incompatible type ('type confusion') in Desktop Window Manager allows an authorized attacker to elevate privileges locally.
Affected productsWindows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems, Windows Server 2019, Windows Server 2019 (Server Core installation)
Fixed versions10.0.17763.9376, 10.0.20348.5761, 10.0.19044.7807, 10.0.19045.7807
Vendor guidance
Install KB5126651. Install KB5126655. Install KB5126657. Install KB5126646. Install KB5127648. Install KB5126653. Install KB5127646.
Microsoft Security Response CenterCVE-2026-69877
HighCVSS 6.5
Azure DevOps Information Disclosure Vulnerability
Origin validation error in Azure DevOps allows an unauthorized attacker to disclose information over a network.
Affected productsAzure CLI, Azure DevOps CLI Extension
Fixed versions1.0.7
Vendor guidance
Release Notes
Microsoft Security Response CenterCVE-2026-69867
HighCVSS 7.8
SQLite Elevation of Privilege Vulnerability
Out-of-bounds read in SQLite allows an authorized attacker to elevate privileges locally.
Affected productsWindows 11 Version 26H2 for ARM64-based Systems, Windows 11 Version 26H2 for x64-based Systems, Windows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for x64-based Systems
Fixed versions10.0.26300.9711, 10.0.17763.9376, 10.0.20348.5761, 10.0.19044.7807
Vendor guidance
Install KB5127648. Install KB5126651. Install KB5126655. Install KB5126657. Install KB5126646. Install KB5126653. Install KB5127646. Install KB5126868.
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Start with the vendor's bulletin.
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Confirm the installed product and version, read the linked vendor guidance, and test the recommended update or mitigation through your normal change process.