CVE-2026-83754

Microsoft OpenSSH for Windows Remote Code Execution Vulnerability

Heap-based buffer overflow in OpenSSH for Windows allows an unauthorized attacker to execute code over a network.

CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed

Vendors

Microsoft

Products

Windows 10 1809 Windows 10 21h2 Windows 10 21h2 and 17 more

CVE-2026-83755

Win32k Information Disclosure Vulnerability

Use of uninitialized resource in Windows Win32K allows an authorized attacker to disclose information locally.

CVSS 3.1 · 5.5 Medium EPSS < 1% KEV · Not listed

Vendors

Microsoft

Products

Windows 10 1607 Windows 10 1809 Windows 10 21h2 and 25 more

CVE-2026-83757

Win32k Elevation of Privilege Vulnerability

Heap-based buffer overflow in Windows Win32K allows an authorized attacker to elevate privileges locally.

CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed

Vendors

Microsoft

Products

Windows 11 23h2 Windows 11 23h2 Windows 11 24h2 and 10 more

CVE-2026-83712

Windows NTFS Remote Code Execution Vulnerability

Out-of-bounds write in Windows NTFS allows an authorized attacker to execute code locally.

CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed

Vendors

Microsoft

Products

Windows 10 1809 Windows 10 21h2 Windows 10 21h2 and 17 more

CVE-2026-83706

Windows NTFS Elevation of Privilege Vulnerability

Use after free in Windows NTFS allows an authorized attacker to elevate privileges locally.

CVSS 3.1 · 6.7 Medium EPSS < 1% KEV · Not listed

Vendors

Microsoft

Products

Windows 11 24h2 Windows 11 24h2 Windows 11 25h2 and 6 more

CVE-2026-83704

Microsoft Windows Search Component Elevation of Privilege Vulnerability

Improper link resolution before file access ('link following') in Microsoft Windows Search Component allows an authorized attacker to elevate privileges locally.

CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed

Vendors

Microsoft

Products

Windows 10 1607 Windows 10 1809 Windows 10 21h2 and 19 more

CVE-2026-83690

Windows Kernel Elevation of Privilege Vulnerability

Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.

CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed

Vendors

Microsoft

Products

Windows 10 1809 Windows 10 21h2 Windows 10 21h2 and 17 more

CVE-2026-83691

Windows DHCP Server Elevation of Privilege Vulnerability

Heap-based buffer overflow in Windows DHCP Server allows an authorized attacker to elevate privileges locally.

CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed

Vendors

Microsoft

Products

Windows 10 1607 Windows 10 1809 Windows 10 21h2 and 25 more

CVE-2026-83758

Windows Error Reporting Remote Code Execution Vulnerability

Heap-based buffer overflow in Windows Error Reporting allows an authorized attacker to execute code locally.

CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed

Vendors

Microsoft

Products

Windows 10 1607 Windows 10 1809 Windows 10 21h2 and 25 more

CVE-2026-83686

Microsoft Windows Search Component Information Disclosure Vulnerability

Out-of-bounds read in Microsoft Windows Search Component allows an authorized attacker to disclose information locally.

CVSS 3.1 · 5.5 Medium EPSS < 1% KEV · Not listed

Vendors

Microsoft

Products

Windows 10 1607 Windows 10 1809 Windows 10 21h2 and 25 more

CVE-2026-83664

Windows Portable Device File System Driver Information Disclosure Vulnerability

Access of resource using incompatible type ('type confusion') in Windows Portable Device File System Driver allows an authorized attacker to disclose information locally.

CVSS 3.1 · 5.5 Medium EPSS < 1% KEV · Not listed

Vendors

Microsoft

Products

Windows 10 1607 Windows 10 1809 Windows 10 21h2 and 25 more

CVE-2026-83665

Windows DHCP Server Denial of Service Vulnerability

Null pointer dereference in Windows DHCP Server allows an unauthorized attacker to deny service over a network.

CVSS 3.1 · 7.5 High EPSS 1.3% KEV · Not listed

Vendors

Microsoft

Products

Windows 10 1607 Windows 10 1809 Windows Server 2012 and 11 more

CVE-2026-83668

Windows WLAN Service Information Disclosure Vulnerability

Out-of-bounds read in Windows WLAN Service allows an authorized attacker to disclose information locally.

CVSS 3.1 · 5.5 Medium EPSS < 1% KEV · Not listed

Vendors

Microsoft

Products

Windows 10 1607 Windows 10 1809 Windows 10 21h2 and 25 more

CVE-2026-83669

Windows Error Reporting Elevation of Privilege Vulnerability

Use of uninitialized resource in Windows Error Reporting allows an authorized attacker to elevate privileges locally.

CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed

Vendors

Microsoft

Products

Windows 10 1607 Windows 10 1809 Windows 10 21h2 and 20 more

CVE-2026-83671

Windows Hyper-V Information Disclosure Vulnerability

Out-of-bounds read in Windows Hyper-V allows an authorized attacker to disclose information locally.

CVSS 3.1 · 6.5 Medium EPSS < 1% KEV · Not listed

Vendors

Microsoft

Products

Windows 10 1809 Windows 10 21h2 Windows 10 21h2 and 17 more

CVE-2026-83672

Windows Installer Information Disclosure Vulnerability

Exposure of sensitive system information to an unauthorized control sphere in Windows Installer allows an authorized attacker to disclose information locally.

CVSS 3.1 · 4.7 Medium EPSS < 1% KEV · Not listed

Vendors

Microsoft

Products

Windows 10 1607 Windows 10 1809 Windows 10 21h2 and 25 more

CVE-2026-83675

Windows Kernel Elevation of Privilege Vulnerability

Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.

CVSS 3.1 · 7 High EPSS < 1% KEV · Not listed

Vendors

Microsoft

Products

Windows 11 24h2 Windows 11 24h2 Windows 11 25h2 and 7 more

CVE-2026-83676

Windows Installer Elevation of Privilege Vulnerability

Integer underflow (wrap or wraparound) in Windows Installer allows an authorized attacker to elevate privileges locally.

CVSS 3.1 · 7 High EPSS < 1% KEV · Not listed

Vendors

Microsoft

Products

Windows 10 21h2 Windows 10 21h2 Windows 10 22h2 and 14 more

CVE-2026-83521

Windows IKE Extension Information Disclosure Vulnerability

Out-of-bounds read in Windows IKE Extension allows an authorized attacker to disclose information over a network.

CVSS 3.1 · 6.5 Medium EPSS 1.1% KEV · Not listed

Vendors

Microsoft

Products

Windows 10 1607 Windows 10 1809 Windows 10 21h2 and 25 more

CVE-2026-83522

Windows IKE Extension Spoofing Vulnerability

Reliance on untrusted inputs in a security decision in Windows IKE Extension allows an unauthorized attacker to perform spoofing over a network.

CVSS 3.1 · 8.1 High EPSS < 1% KEV · Not listed

Vendors

Microsoft

Products

Windows 10 1607 Windows 10 1809 Windows 10 21h2 and 25 more