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Microsoft security briefs

3323 published alerts for Microsoft products and services.

Microsoft MSRC

CVE-2026-69420

Microsoft VOLSNAP.SYS Elevation of Privilege vulnerability

Microsoft VOLSNAP.SYS Elevation of Privilege vulnerability (CVE-2026-69420) was added to Microsoft’s security update guidance. <p>Heap-based buffer overflow in Windows VOLSNAP.SYS allows an authorized attacker to elevate privileges locally.</p> If you need help checking exposure, call (864) 335-9223.

Microsoft MSRC

CVE-2026-69417

Microsoft Office SharePoint Spoofing vulnerability

Microsoft Office SharePoint Spoofing vulnerability (CVE-2026-69417) was added to Microsoft’s security update guidance. <p>Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Office SharePoint allows an authorized attacker to perform spoofing over a network.</p> If you need help checking exposure, call (864) 335-9223.

Microsoft MSRC

CVE-2026-69416

Windows DHCP Server Denial of Service vulnerability

Windows DHCP Server Denial of Service vulnerability (CVE-2026-69416) was added to Microsoft’s security update guidance. Updated an acknowledgement. This is an informational change only. If you need help checking exposure, call (864) 335-9223.

Microsoft MSRC

CVE-2026-69415

Windows DHCP Server Elevation of Privilege vulnerability

Windows DHCP Server Elevation of Privilege vulnerability (CVE-2026-69415) was added to Microsoft’s security update guidance. Missing authentication for critical function in Windows DHCP Server allows an authorized attacker to elevate privileges over a network. If you need help checking exposure, call (864) 335-9223.

Microsoft MSRC

CVE-2026-69413

Windows USB Audio Class driver (usbaudio.sys) Elevation of Privilege vulnerability

Windows USB Audio Class driver (usbaudio.sys) Elevation of Privilege vulnerability (CVE-2026-69413) was added to Microsoft’s security update guidance. Use after free in Windows USB Audio Class driver (usbaudio.sys) allows an authorized attacker to elevate privileges locally. If you need help checking exposure, call (864) 335-9223.

Microsoft MSRC

CVE-2026-69412

Windows DHCP Server Remote Code Execution vulnerability

Windows DHCP Server Remote Code Execution vulnerability (CVE-2026-69412) was added to Microsoft’s security update guidance. Stack-based buffer overflow in Windows DHCP Server allows an authorized attacker to execute code over an adjacent network. If you need help checking exposure, call (864) 335-9223.

Microsoft MSRC

CVE-2026-69410

Windows Win32k Elevation of Privilege vulnerability

Windows Win32k Elevation of Privilege vulnerability (CVE-2026-69410) was added to Microsoft’s security update guidance. <p>Use after free in Windows Win32K allows an authorized attacker to elevate privileges locally.</p> If you need help checking exposure, call (864) 335-9223.

Microsoft MSRC

CVE-2026-69409

Microsoft Office SharePoint Information Disclosure vulnerability

Microsoft Office SharePoint Information Disclosure vulnerability (CVE-2026-69409) was added to Microsoft’s security update guidance. <p>Execution with unnecessary privileges in Microsoft Office SharePoint allows an authorized attacker to disclose information over a network.</p> If you need help checking exposure, call (864) 335-9223.

Microsoft MSRC

CVE-2026-69408

Microsoft Windows Media Foundation Remote Code Execution vulnerability

Microsoft Windows Media Foundation Remote Code Execution vulnerability (CVE-2026-69408) was added to Microsoft’s security update guidance. <p>Integer overflow or wraparound in Microsoft Windows Media Foundation allows an unauthorized attacker to execute code over a network.</p> If you need help checking exposure, call (864) 335-9223.

Microsoft MSRC

CVE-2026-69406

Windows Kernel Information Disclosure vulnerability

Windows Kernel Information Disclosure vulnerability (CVE-2026-69406) was added to Microsoft’s security update guidance. Updated an acknowledgement. This is an informational change only. If you need help checking exposure, call (864) 335-9223.

Microsoft MSRC

CVE-2026-69405

Windows DHCP Server Denial of Service vulnerability

Windows DHCP Server Denial of Service vulnerability (CVE-2026-69405) was added to Microsoft’s security update guidance. Updated an acknowledgement. This is an informational change only. If you need help checking exposure, call (864) 335-9223.

Microsoft MSRC

CVE-2026-69404

Windows TCP/IP Elevation of Privilege vulnerability

Windows TCP/IP Elevation of Privilege vulnerability (CVE-2026-69404) was added to Microsoft’s security update guidance. <p>Concurrent execution using shared resource with improper synchronization ('race condition') in Windows TCP/IP allows an authorized attacker to elevate privileges locally.</p> If you need help checking exposure, call (864) 335-9223.

Microsoft MSRC

CVE-2026-69403

Windows SMB Server Information Disclosure vulnerability

Windows SMB Server Information Disclosure vulnerability (CVE-2026-69403) was added to Microsoft’s security update guidance. <p>Missing authorization in Windows SMB Server allows an authorized attacker to disclose information locally.</p> If you need help checking exposure, call (864) 335-9223.

Microsoft MSRC

CVE-2026-69402

Microsoft Office SharePoint Spoofing vulnerability

Microsoft Office SharePoint Spoofing vulnerability (CVE-2026-69402) was added to Microsoft’s security update guidance. <p>Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Office SharePoint allows an authorized attacker to perform spoofing over a network.</p> If you need help checking exposure, call (864) 335-9223.

Microsoft MSRC

CVE-2026-69398

Windows Bluetooth Service Elevation of Privilege vulnerability

Windows Bluetooth Service Elevation of Privilege vulnerability (CVE-2026-69398) was added to Microsoft’s security update guidance. <p>Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Bluetooth Service allows an authorized attacker to elevate privileges locally.</p> If you need help checking exposure, call (864) 335-9223.

Microsoft MSRC

CVE-2026-69397

Microsoft OpenSSH for Windows Remote Code Execution vulnerability

Microsoft OpenSSH for Windows Remote Code Execution vulnerability (CVE-2026-69397) was added to Microsoft’s security update guidance. <p>Use after free in OpenSSH for Windows allows an unauthorized attacker to execute code over a network.</p> If you need help checking exposure, call (864) 335-9223.

Microsoft MSRC

CVE-2026-69396

Windows NDIS Elevation of Privilege vulnerability

Windows NDIS Elevation of Privilege vulnerability (CVE-2026-69396) was added to Microsoft’s security update guidance. <p>Use after free in Windows NDIS allows an authorized attacker to elevate privileges over a network.</p> If you need help checking exposure, call (864) 335-9223.

Microsoft MSRC

CVE-2026-69394

Windows Audio Service Elevation of Privilege vulnerability

Windows Audio Service Elevation of Privilege vulnerability (CVE-2026-69394) was added to Microsoft’s security update guidance. <p>Heap-based buffer overflow in Windows Audio Service allows an authorized attacker to elevate privileges locally.</p> If you need help checking exposure, call (864) 335-9223.

Microsoft MSRC

CVE-2026-69393

Windows Spaceport.sys Information Disclosure vulnerability

Windows Spaceport.sys Information Disclosure vulnerability (CVE-2026-69393) was added to Microsoft’s security update guidance. Out-of-bounds read in Windows Spaceport.sys allows an authorized attacker to disclose information over a network. If you need help checking exposure, call (864) 335-9223.

Microsoft MSRC

CVE-2026-69392

Windows Shell Elevation of Privilege vulnerability

Windows Shell Elevation of Privilege vulnerability (CVE-2026-69392) was added to Microsoft’s security update guidance. <p>Use after free in Windows Shell allows an authorized attacker to elevate privileges locally.</p> If you need help checking exposure, call (864) 335-9223.

Microsoft MSRC

CVE-2026-69391

Windows Broker Infrastructure Service Elevation of Privilege vulnerability

Windows Broker Infrastructure Service Elevation of Privilege vulnerability (CVE-2026-69391) was added to Microsoft’s security update guidance. <p>Stack-based buffer overflow in Windows Broker Infrastructure Service allows an authorized attacker to elevate privileges locally.</p> If you need help checking exposure, call (864) 335-9223.

Microsoft MSRC

CVE-2026-69390

Windows Spaceport.sys Information Disclosure vulnerability

Windows Spaceport.sys Information Disclosure vulnerability (CVE-2026-69390) was added to Microsoft’s security update guidance. Out-of-bounds read in Windows Spaceport.sys allows an authorized attacker to disclose information locally. If you need help checking exposure, call (864) 335-9223.

Microsoft MSRC

CVE-2026-69389

Windows Storage Management Provider Elevation of Privilege vulnerability

Windows Storage Management Provider Elevation of Privilege vulnerability (CVE-2026-69389) was added to Microsoft’s security update guidance. <p>Heap-based buffer overflow in Windows Storage Management Provider allows an authorized attacker to elevate privileges locally.</p> If you need help checking exposure, call (864) 335-9223.

Microsoft MSRC

CVE-2026-69388

Windows Bluetooth Service Elevation of Privilege vulnerability

Windows Bluetooth Service Elevation of Privilege vulnerability (CVE-2026-69388) was added to Microsoft’s security update guidance. <p>Use after free in Windows Bluetooth Service allows an authorized attacker to elevate privileges locally.</p> If you need help checking exposure, call (864) 335-9223.