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 2856Windows 11 Version 25H2 2825Windows Server 2022 2820Windows 11 25h2 2808Windows Server 2019 2708Windows Server 2019 (Server Core installation) 2657Windows 10 1809 2624Windows 10 Version 1809 2590Windows 10 Version 21H2 2567Windows 11 version 26H1 2555Windows 10 21h2 2551Windows 10 Version 22H2 2550Windows 10 22h2 2537Windows 11 26h1 2516Windows 11 version 23H2 2383Windows 11 23h2 2364Windows Server 2016 2297Windows Server 2016 (Server Core installation) 2233Windows 10 1607 2214Windows 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 980Microsoft 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-2026-55128
High · 7.8
CWE-416 Jul 14, 2026
Microsoft Word Remote Code Execution Vulnerability
Use after free in Microsoft Office Word allows an unauthorized attacker to execute code locally.
CVE-2026-55127
High · 7.8
CWE-122 Jul 14, 2026
Microsoft Word Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code locally.
CVE-2026-55126
Medium · 5.4
CWE-79 Jul 14, 2026
Microsoft SharePoint Server Spoofing Vulnerability
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.
CVE-2026-55124
Medium · 5.5
CWE-20 Jul 14, 2026
Microsoft Word Information Disclosure Vulnerability
Improper validation of specified type of input in Microsoft Office Word allows an unauthorized attacker to disclose information locally.
CVE-2026-55123
High · 7.8
CWE-122 Jul 14, 2026
Microsoft PowerPoint Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office PowerPoint allows an unauthorized attacker to execute code locally.
CVE-2026-55122
High · 7.1
CWE-125 Jul 14, 2026
Microsoft Excel Information Disclosure Vulnerability
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.
CVE-2026-55121
Medium · 5.5
CWE-125 Jul 14, 2026
Microsoft Office Information Disclosure Vulnerability
Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information locally.
CVE-2026-55120
High · 7.8
CWE-122 Jul 14, 2026
Microsoft PowerPoint Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office PowerPoint allows an unauthorized attacker to execute code locally.
CVE-2026-55058
High · 7.8
CWE-125 Jul 14, 2026
Microsoft Excel Remote Code Execution Vulnerability
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-55125
High · 7.8
CWE-122 Jul 14, 2026
Microsoft Office Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.
CVE-2026-55057
Medium · 5.5
CWE-190 Jul 14, 2026
Microsoft Office Information Disclosure Vulnerability
Integer overflow or wraparound in Microsoft Office allows an unauthorized attacker to disclose information locally.
CVE-2026-55056
High · 7.8
CWE-787 Jul 14, 2026
Microsoft Office Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.
CVE-2026-55055
High · 7.8
CWE-121 Jul 14, 2026
Microsoft Word Remote Code Execution Vulnerability
Stack-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code locally.
CVE-2026-55054
Medium · 6.5
CWE-125 Jul 14, 2026
Microsoft Excel Information Disclosure Vulnerability
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information over a network.
CVE-2026-55053
High · 7.8
CWE-122 Jul 14, 2026
Microsoft Excel Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-55052
High · 8.8
CWE-862 Jul 14, 2026
Microsoft SharePoint Elevation of Privilege Vulnerability
Missing authorization in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over a network.
CVE-2026-55051
Medium · 6.5
CWE-918 Jul 14, 2026
Microsoft SharePoint Server Information Disclosure Vulnerability
Server-side request forgery (ssrf) in Microsoft Office SharePoint allows an authorized attacker to disclose information over a network.
CVE-2026-55050
Medium · 5.5
CWE-125 Jul 14, 2026
Microsoft Word Information Disclosure Vulnerability
Out-of-bounds read in Microsoft Office Word allows an unauthorized attacker to disclose information locally.
CVE-2026-55049
High · 7.8
CWE-122 Jul 14, 2026
Microsoft Office Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.
CVE-2026-55048
High · 7.8
CWE-122 Jul 14, 2026
Microsoft Excel Remote Code Execution Vulnerability
Integer overflow or wraparound in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-55047
Medium · 5.5
CWE-125 Jul 14, 2026
Microsoft Office Information Disclosure Vulnerability
Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information locally.
CVE-2026-55046
Medium · 5.5
CWE-125 Jul 14, 2026
Microsoft Excel Information Disclosure Vulnerability
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.
CVE-2026-55045
High · 8.4
CWE-125 Jul 14, 2026
Microsoft Office Remote Code Execution Vulnerability
Out-of-bounds read in Microsoft Office allows an unauthorized attacker to execute code locally.
CVE-2026-55044
High · 7.8
CWE-125 Jul 14, 2026
Microsoft Excel Remote Code Execution Vulnerability
Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
CVE-2026-55043
High · 7.8
CWE-122 Jul 14, 2026
Microsoft PowerPoint Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office PowerPoint allows an unauthorized attacker to execute code locally.