Vendor advisories

Microsoft Security Response Center

Browse 4,344 advisories from this official source. Search by product, CVE, severity, or advisory ID.

Current Checked 3 hours ago Checked every 6 hours

4,344 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.

RSS for these results
Microsoft Security Response CenterCVE-2026-73024
HighCVSS 7.8

Windows Services for NFS ONCRPC XDR Driver Elevation of Privilege Vulnerability

Heap-based buffer overflow in Windows Services for NFS ONCRPC XDR Driver 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 versions10.0.17763.9245, 10.0.20348.5622, 10.0.19044.7725, 10.0.19045.7725
Vendor guidance

Install KB5122876. Install KB5122882. Install KB5122878. Install KB5122871. Install KB5124008. Install KB5122880. Install KB5124012. Install KB5123099. Install KB5123065. Install KB5123066.

Microsoft Security Response CenterCVE-2026-69777
HighCVSS 8.0

Windows DHCP Client Elevation of Privilege Vulnerability

Heap-based buffer overflow in Windows DHCP Client allows an authorized attacker to elevate privileges over an adjacent network.

Affected productsWindows 11 Version 25H2 for ARM64-based Systems, Windows 11 Version 25H2 for x64-based Systems, Windows 11 Version 24H2 for ARM64-based Systems, Windows 11 Version 24H2 for x64-based Systems
Fixed versions10.0.26200.9445, 10.0.26100.9445, 10.0.28000.2954
Vendor guidance

Install KB5124008. Install KB5124012.

Microsoft Security Response CenterCVE-2026-69508
HighCVSS 7.8

Windows MIDI Service Module Elevation of Privileges Vulnerability

Stack-based buffer overflow in Windows MIDI Service Module allows an authorized attacker to elevate privileges locally.

Affected productsWindows 11 Version 25H2 for ARM64-based Systems, Windows 11 Version 25H2 for x64-based Systems, Windows 11 Version 24H2 for x64-based Systems, Windows 11 version 26H1 for x64-based Systems
Fixed versions10.0.26200.9445, 10.0.26100.9445, 10.0.28000.2954
Vendor guidance

Install KB5124008. Install KB5124012.

Microsoft Security Response CenterCVE-2026-69492
HighCVSS 7.0

Windows Partition Management Driver Elevation of Privilege Vulnerability

Heap-based buffer overflow in Windows Partition Management Driver 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 versions10.0.17763.9245, 10.0.20348.5622, 10.0.19044.7725, 10.0.19045.7725
Vendor guidance

Install KB5122876. Install KB5122882. Install KB5122878. Install KB5122871. Install KB5124008. Install KB5122880. Install KB5124012. Install KB5123099. Install KB5123065. Install KB5123066.

Microsoft Security Response CenterCVE-2026-69334
HighCVSS 8.8

Windows Volume Manager Extension Driver Remote Code Execution Vulnerability

Heap-based buffer overflow in Windows Volume Manager Extension Driver 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 versions10.0.17763.9245, 10.0.20348.5622, 10.0.19044.7725, 10.0.19045.7725
Vendor guidance

Install KB5122876. Install KB5122882. Install KB5122878. Install KB5122871. Install KB5124008. Install KB5122880. Install KB5124012. Install KB5123099. Install KB5123065. Install KB5123066.

Microsoft Security Response CenterCVE-2026-68877
HighCVSS 7.8

Windows Storage Spaces Controller Remote Code Execution Vulnerability

Heap-based buffer overflow in Windows Storage Spaces Controller allows an authorized attacker to execute code 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 versions10.0.17763.9245, 10.0.20348.5622, 10.0.19044.7725, 10.0.19045.7725
Vendor guidance

Install KB5122876. Install KB5122882. Install KB5122878. Install KB5122871. Install KB5124008. Install KB5122880. Install KB5124012. Install KB5123099.

Microsoft Security Response CenterCVE-2026-83991
HighCVSS 5.5

Windows Cloud Files Mini Filter Driver Tampering Vulnerability

Missing authentication for critical function in Windows Cloud Files Mini Filter Driver 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 versions10.0.17763.9245, 10.0.20348.5622, 10.0.19044.7725, 10.0.19045.7725
Vendor guidance

Install KB5122876. Install KB5122882. Install KB5122878. Install KB5122871. Install KB5124008. Install KB5122880. Install KB5124012.

Microsoft Security Response CenterCVE-2026-73004
HighCVSS 5.5

Windows Autopilot Tampering Vulnerability

Missing authentication for critical function in Windows Autopilot allows an authorized attacker to perform tampering 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 versions10.0.20348.5622, 10.0.19044.7725, 10.0.19045.7725, 10.0.26100.33438
Vendor guidance

Install KB5122882. Install KB5122878. Install KB5122871. Install KB5124008. Install KB5122880. Install KB5124012.

Microsoft Security Response CenterCVE-2026-72964
HighCVSS 5.5

Windows Internet Connection Sharing (ICS) Tampering Vulnerability

Missing authentication for critical function in Windows Internet Connection Sharing (ICS) 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 versions10.0.17763.9245, 10.0.20348.5622, 10.0.19044.7725, 10.0.19045.7725
Vendor guidance

Install KB5122876. Install KB5122882. Install KB5122878. Install KB5122871. Install KB5124008. Install KB5122880. Install KB5124012. Install KB5123099.

Microsoft Security Response CenterCVE-2026-69674
HighCVSS 5.5

Windows Modern Device Management (MDM) Security Feature Bypass Vulnerability

Missing authentication for critical function in Windows Modern Device Management (MDM) allows an authorized attacker to bypass a security feature 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 versions10.0.17763.9245, 10.0.20348.5622, 10.0.19044.7725, 10.0.19045.7725
Vendor guidance

Install KB5122876. Install KB5122882. Install KB5122878. Install KB5122871. Install KB5124008. Install KB5122880. Install KB5124012.

Microsoft Security Response CenterCVE-2026-69554
HighCVSS 5.5

Microsoft Windows Search Component Tampering Vulnerability

Missing authentication for critical function in Microsoft Windows Search Component 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 versions10.0.17763.9245, 10.0.20348.5622, 10.0.19044.7725, 10.0.19045.7725
Vendor guidance

Install KB5122876. Install KB5122882. Install KB5122878. Install KB5122871. Install KB5124008. Install KB5122880. Install KB5124012. Install KB5123099. Install KB5123065. Install KB5123066.

Before you act

Start with the vendor's bulletin.

We normalize the fields that vendors publish so you can search and compare advisories in one place. We do not replace the original bulletin or turn a product-name match into proof that a system is vulnerable.

Confirm the installed product and version, read the linked vendor guidance, and test the recommended update or mitigation through your normal change process.

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