Microsoft vulnerabilities
Published CVEs affecting Microsoft products: 5261 record(s), with severity, exploitation and fixes.
Windows Server 2025 3001Windows Server 2025 (Server Core installation) 2987Windows 11 Version 24H2 2873Windows 11 24h2 2854Windows 11 Version 25H2 2825Windows Server 2022 2820Windows 11 25h2 2806Windows Server 2019 2708Windows Server 2019 (Server Core installation) 2657Windows 10 1809 2622Windows 10 Version 1809 2590Windows 10 Version 21H2 2567Windows 11 version 26H1 2555Windows 10 Version 22H2 2550Windows 10 21h2 2549Windows 10 22h2 2535Windows 11 26h1 2514Windows 11 version 23H2 2383Windows 11 23h2 2362Windows Server 2016 2297Windows Server 2016 (Server Core installation) 2233Windows 10 1607 2212Windows 10 Version 1607 2171Windows Server 2012 1885Windows Server 2012 R2 1807Windows Server 2012 R2 (Server Core installation) 1798Windows Server 2012 (Server Core installation) 1693Windows 11 Version 26H2 1007Windows 11 26h2 978Microsoft 365 Apps for Enterprise 576365 Apps 575Microsoft Office LTSC 2024 554Microsoft Office LTSC 2021 551Windows Server 2022 23h2 544Windows Server 2022, 23H2 Edition (Server Core installation) 543Office 2021 465Office 2024 465Microsoft Office LTSC for Mac 2021 459Microsoft Office LTSC for Mac 2024 459Microsoft Office 2019 386
CVE-2026-68819
High · 7.5
CWE-126 Aug 11, 2026
Windows Network File System Denial of Service Vulnerability
Buffer over-read in Windows Network File System allows an unauthorized attacker to deny service over a network.
CVE-2026-68817
High · 7.8
CWE-121 Aug 11, 2026
Microsoft Excel Remote Code Execution Vulnerability
Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-68820
High · 7.0
KEV High · 51 Public exploit CWE-416 Aug 11, 2026
Microsoft Windows Ancillary Function Driver for WinSock Use-After-Free Vulnerability
Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
CVE-2026-68816
High · 7.8
CWE-121 Aug 11, 2026
Microsoft Excel Remote Code Execution Vulnerability
Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-68815
High · 7.8
CWE-122 Aug 11, 2026
Microsoft Excel Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-68814
High · 7.8
CWE-125 Aug 11, 2026
Microsoft Excel Remote Code Execution Vulnerability
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-68813
Medium · 5.5
CWE-125 Aug 11, 2026
Microsoft Excel Information Disclosure Vulnerability
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.
CVE-2026-68812
High · 7.8
CWE-122 Aug 11, 2026
Microsoft Excel Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-68811
High · 7.8
CWE-843 Aug 11, 2026
Microsoft Excel Remote Code Execution Vulnerability
Access of resource using incompatible type ('type confusion') in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-68810
High · 7.8
CWE-822 Aug 11, 2026
Microsoft Excel Remote Code Execution Vulnerability
Untrusted pointer dereference in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-68809
Medium · 5.5
CWE-459 Aug 11, 2026
Powerpoint Information Disclosure Vulnerability
Incomplete cleanup in Microsoft Office PowerPoint allows an unauthorized attacker to disclose information locally.
CVE-2026-68808
Medium · 5.5
CWE-125 Aug 11, 2026
Microsoft Excel Information Disclosure Vulnerability
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.
CVE-2026-68807
High · 7.8
CWE-122 Aug 11, 2026
Microsoft Excel Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-68806
High · 7.8
CWE-787 Aug 11, 2026
Microsoft Excel Remote Code Execution Vulnerability
Out-of-bounds write in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-68805
High · 7.8
CWE-122 Aug 11, 2026
Microsoft Excel Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-68804
High · 7.8
CWE-122 Aug 11, 2026
Microsoft Excel Remote Code Execution Vulnerability
Numeric truncation error in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-68803
High · 7.8
CWE-843 Aug 11, 2026
Microsoft Excel Remote Code Execution Vulnerability
Access of resource using incompatible type ('type confusion') in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-68802
Medium · 5.5
CWE-125 Aug 11, 2026
Microsoft Excel Information Disclosure Vulnerability
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.
CVE-2026-68801
High · 7.8
CWE-122 Aug 11, 2026
Microsoft Excel Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-68800
High · 7.8
CWE-122 Aug 11, 2026
Microsoft Excel Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-68799
Medium · 5.5
CWE-908 Aug 11, 2026
Microsoft Excel Information Disclosure Vulnerability
Use of uninitialized resource in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.
CVE-2026-68798
High · 7.8
CWE-122 Aug 11, 2026
Microsoft Excel Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-68797
Medium · 5.5
CWE-125 Aug 11, 2026
Microsoft Excel Information Disclosure Vulnerability
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.
CVE-2026-68796
High · 7.8
CWE-122 Aug 11, 2026
Microsoft Excel Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-68795
High · 7.8
CWE-121 Aug 11, 2026
Microsoft Excel Remote Code Execution Vulnerability
Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.