Microsoft vulnerabilities
Published CVEs affecting Microsoft products: 5241 record(s), with severity, exploitation and fixes.
Windows Server 2025 3001Windows Server 2025 (Server Core installation) 2997Windows 11 Version 24H2 2883Windows 11 Version 25H2 2835Windows Server 2022 2820Windows Server 2019 2708Windows Server 2019 (Server Core installation) 2666Windows 10 Version 1809 2600Windows 10 Version 21H2 2576Windows 11 version 26H1 2565Windows 10 Version 22H2 2559Windows 11 version 23H2 2391Windows 11 24h2 2310Windows Server 2016 2297Windows 11 25h2 2262Windows Server 2016 (Server Core installation) 2243Windows 10 Version 1607 2181Windows 10 1809 2144Windows 10 21h2 2062Windows 10 22h2 2048Windows 11 26h1 1974Windows Server 2012 1865Windows 11 23h2 1844Windows 10 1607 1827Windows Server 2012 R2 1817Windows Server 2012 R2 (Server Core installation) 1808Windows Server 2012 (Server Core installation) 1703Windows 11 Version 26H2 1007Microsoft 365 Apps for Enterprise 577365 Apps 575Microsoft Office LTSC 2024 557Microsoft Office LTSC 2021 554Windows Server 2022 23h2 544Windows Server 2022, 23H2 Edition (Server Core installation) 543Office 2021 465Office 2024 465Microsoft Office LTSC for Mac 2021 451Microsoft Office LTSC for Mac 2024 450Windows 11 26h2 443Microsoft Office 2019 386
CVE-2026-83501
Medium · 5.5
CWE-125 Sep 8, 2026
Windows Virtualization-Based Security (VBS) Information Disclosure Vulnerability
Out-of-bounds read in Windows Virtualization-Based Security (VBS) Enclave allows an authorized attacker to disclose information locally.
CVE-2026-83498
High · 7.8
CWE-822 Sep 8, 2026
Windows Virtualization-Based Security (VBS) Enclave Elevation of Privilege Vulnerability
Untrusted pointer dereference in Windows Virtualization-Based Security (VBS) Enclave allows an authorized attacker to elevate privileges locally.
CVE-2026-81963
High · 7.8
KEV High · 46 CWE-59 Sep 8, 2026
Microsoft Windows Link Following Vulnerability
Improper link resolution before file access ('link following') in Windows Update Stack allows an authorized attacker to elevate privileges locally.
CVE-2026-81960
High · 7.8
CWE-122 Sep 8, 2026
Microsoft Excel Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-81959
High · 7.8
CWE-122 Sep 8, 2026
Microsoft Excel Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-81958
Medium · 5.5
CWE-908 Sep 8, 2026
Microsoft Excel Information Disclosure Vulnerability
Use of uninitialized resource in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.
CVE-2026-81957
High · 7.8
CWE-125 Sep 8, 2026
Microsoft Excel Remote Code Execution Vulnerability
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-81956
High · 7.8
CWE-125 Sep 8, 2026
Microsoft Excel Remote Code Execution Vulnerability
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-81955
High · 8.8
CWE-122 Sep 8, 2026
Windows Graphics Component Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Graphics Component allows an unauthorized attacker to execute code over a network.
CVE-2026-81954
High · 7.8
CWE-416 Sep 8, 2026
Microsoft Excel Remote Code Execution Vulnerability
Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-81953
High · 7.8
CWE-121 Sep 8, 2026
Microsoft Excel Remote Code Execution Vulnerability
Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-81952
High · 8.8
CWE-122 Sep 8, 2026
Microsoft Word Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.
CVE-2026-81951
High · 7.8
CWE-122 Sep 8, 2026
Microsoft Excel Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-81950
High · 7.8
CWE-415 Sep 8, 2026
Microsoft Excel Remote Code Execution Vulnerability
Double free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-81949
High · 7.8
CWE-190 Sep 8, 2026
Microsoft Excel Remote Code Execution Vulnerability
Integer overflow or wraparound in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-81948
High · 7.8
CWE-122 Sep 8, 2026
Microsoft Excel Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-81947
High · 7.8
CWE-122 Sep 8, 2026
Microsoft Excel Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-81401
Medium · 5.5
CWE-843 Sep 8, 2026
Microsoft Excel Information Disclosure Vulnerability
Access of resource using incompatible type ('type confusion') in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.
CVE-2026-81400
Medium · 5.5
CWE-125 Sep 8, 2026
Microsoft Excel Information Disclosure Vulnerability
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.
CVE-2026-81399
Medium · 5.5
CWE-126 Sep 8, 2026
Microsoft Excel Information Disclosure Vulnerability
Buffer over-read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.
CVE-2026-81398
High · 7.8
CWE-122 Sep 8, 2026
Microsoft Excel Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-81397
High · 7.8
CWE-122 Sep 8, 2026
Microsoft Excel Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-81396
High · 7.8
CWE-121 Sep 8, 2026
Microsoft Excel Remote Code Execution Vulnerability
Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-81395
Medium · 5.5
CWE-125 Sep 8, 2026
Microsoft Excel Information Disclosure Vulnerability
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.
CVE-2026-81394
Medium · 5.5
CWE-497 Sep 8, 2026
Microsoft Excel Information Disclosure Vulnerability
Exposure of sensitive system information to an unauthorized control sphere in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.