Microsoft vulnerabilities

Published CVEs affecting Microsoft products: 5234 record(s), with severity, exploitation and fixes.

Windows Server 2025 3001 Windows Server 2025 (Server Core installation) 2997 Windows 11 Version 24H2 2883 Windows 11 Version 25H2 2835 Windows Server 2022 2820 Windows Server 2019 2708 Windows Server 2019 (Server Core installation) 2666 Windows 10 Version 1809 2600 Windows 10 Version 21H2 2576 Windows 11 version 26H1 2565 Windows 10 Version 22H2 2559 Windows 11 version 23H2 2391 Windows Server 2016 2296 Windows Server 2016 (Server Core installation) 2243 Windows 11 24h2 2218 Windows 10 Version 1607 2181 Windows 11 25h2 2170 Windows 10 1809 2066 Windows 10 21h2 1982 Windows 10 22h2 1968 Windows 11 26h1 1882 Windows Server 2012 1860 Windows Server 2012 R2 1817 Windows Server 2012 R2 (Server Core installation) 1808 Windows 10 1607 1761 Windows 11 23h2 1754 Windows Server 2012 (Server Core installation) 1703 Windows 11 Version 26H2 1007 Microsoft 365 Apps for Enterprise 579 365 Apps 575 Microsoft Office LTSC 2024 559 Microsoft Office LTSC 2021 556 Windows Server 2022 23h2 544 Windows Server 2022, 23H2 Edition (Server Core installation) 543 Office 2021 465 Office 2024 465 Microsoft Office LTSC for Mac 2021 453 Microsoft Office LTSC for Mac 2024 452 Microsoft Office 2019 386 Microsoft Office 365 for Mac 375

Exploited only (KEV) →

CVE-2026-70117 High · 7.8 CWE-122 Oct 13, 2026

Windows Win32k Elevation of Privilege Vulnerability

Heap-based buffer overflow in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.

CVE-2026-70116 Medium · 4.2 CWE-121 Oct 13, 2026

Windows Resilient File System (ReFS) Security Feature Bypass Vulnerability

Stack-based buffer overflow in Windows Resilient File System (ReFS) allows an unauthorized attacker to bypass a security feature with a physical attack.

CVE-2026-70115 High · 7.0 CWE-416 Oct 13, 2026

Microsoft Windows Search Component Elevation of Privilege Vulnerability

Use after free in Microsoft Windows Search Component allows an authorized attacker to elevate privileges locally.

CVE-2026-70114 High · 7.8 CWE-122 Oct 13, 2026

Windows Kernel Elevation of Privilege Vulnerability

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

CVE-2026-70113 High · 7.8 CWE-190 Oct 13, 2026

Windows Client for NFS Elevation of Privilege Vulnerability

Integer overflow or wraparound in Windows Client for NFS allows an authorized attacker to elevate privileges locally.

CVE-2026-70112 High · 7.8 CWE-122 Oct 13, 2026

Windows Spaceport.sys Remote Code Execution Vulnerability

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

CVE-2026-70111 High · 8.1 CWE-822 Oct 13, 2026

Windows Kernel Elevation of Privilege Vulnerability

Untrusted pointer dereference in Windows Kernel allows an unauthorized attacker to elevate privileges over a network.

CVE-2026-70110 High · 7.8 CWE-121 Oct 13, 2026

Microsoft PostScript Printer Driver Elevation of Privilege Vulnerability

Stack-based buffer overflow in Microsoft PostScript Printer Driver allows an unauthorized attacker to elevate privileges locally.

CVE-2026-70109 High · 7.8 CWE-122 Oct 13, 2026

Microsoft PostScript Printer Driver Elevation of Privilege Vulnerability

Heap-based buffer overflow in Microsoft PostScript Printer Driver allows an unauthorized attacker to elevate privileges locally.

CVE-2026-70108 High · 7.8 CWE-122 Oct 13, 2026

Windows Win32k Elevation of Privilege Vulnerability

Heap-based buffer overflow in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.

CVE-2026-70106 High · 7.8 CWE-122 Oct 13, 2026

Windows Kernel Elevation of Privilege Vulnerability

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

CVE-2026-70104 High · 7.8 CWE-822 Oct 13, 2026

Windows Win32k Elevation of Privilege Vulnerability

Untrusted pointer dereference in Windows Win32 Kernel Subsystem allows an authorized attacker to elevate privileges locally.

CVE-2026-70103 High · 7.8 CWE-122 Oct 13, 2026

Windows Error Reporting Elevation of Privilege Vulnerability

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

CVE-2026-70102 High · 7.8 CWE-416 Oct 13, 2026

Windows Spaceport.sys Elevation of Privilege Vulnerability

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

CVE-2026-70097 Medium · 5.6 CWE-362 Oct 13, 2026

Windows Virtualization-Based Security (VBS) Enclave Spoofing Vulnerability

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Virtualization-Based Security (VBS) Enclave allows an authorized attacker to perform spoofing locally.

CVE-2026-70096 Critical · 9.8 CWE-122 Oct 13, 2026

Windows Rich Text Edit Control Remote Code Execution Vulnerability

Heap-based buffer overflow in Windows Rich Text Edit Control allows an unauthorized attacker to execute code over a network.

CVE-2026-70095 High · 7.5 CWE-122 Oct 13, 2026

Windows iSCSI Remote Code Execution Vulnerability

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

CVE-2026-70093 High · 7.8 CWE-122 Oct 13, 2026

Windows Rich Text Edit Control Elevation of Privilege Vulnerability

Heap-based buffer overflow in Windows Rich Text Edit Control allows an authorized attacker to elevate privileges locally.

CVE-2026-70092 High · 7.8 CWE-122 Oct 13, 2026

Microsoft PostScript Printer Driver Elevation of Privilege Vulnerability

Heap-based buffer overflow in Microsoft PostScript Printer Driver allows an unauthorized attacker to elevate privileges locally.

CVE-2026-70090 Medium · 5.5 CWE-908 Oct 13, 2026

Windows Netlogon Information Disclosure Vulnerability

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

CVE-2026-70089 High · 8.8 CWE-122 Oct 13, 2026

Windows GDI Remote Code Execution Vulnerability

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

CVE-2026-70087 Medium · 5.5 CWE-863 Oct 13, 2026

Role: DNS Server Security Feature Bypass Vulnerability

Incorrect authorization in DNS Server allows an authorized attacker to bypass a security feature locally.

CVE-2026-70086 High · 7.0 CWE-416 Oct 13, 2026

Microsoft Windows Search Component Elevation of Privilege Vulnerability

Use after free in Microsoft Windows Search Component allows an authorized attacker to elevate privileges locally.

CVE-2026-70085 Medium · 5.5 CWE-862 Oct 13, 2026

Role: DNS Server Tampering Vulnerability

Missing authorization in DNS Server allows an authorized attacker to perform tampering locally.

CVE-2026-70084 Medium · 5.5 CWE-22 Oct 13, 2026

Windows Projected File System Information Disclosure Vulnerability

Improper access control in Windows Projected File System allows an authorized attacker to disclose information locally.