Microsoft vulnerabilities
Published CVEs affecting Microsoft products: 5213 record(s), with severity, exploitation and fixes.
Windows Server 2025 2995Windows Server 2025 (Server Core installation) 2991Windows 11 Version 24H2 2877Windows 11 Version 25H2 2835Windows Server 2022 2819Windows Server 2019 2707Windows Server 2019 (Server Core installation) 2665Windows 10 Version 1809 2599Windows 10 Version 21H2 2575Windows 11 version 26H1 2565Windows 10 Version 22H2 2558Windows 11 version 23H2 2390Windows Server 2016 2295Windows Server 2016 (Server Core installation) 2242Windows 10 Version 1607 2180Windows 11 24h2 2060Windows 11 25h2 2018Windows 10 1809 1923Windows Server 2012 1854Windows 10 21h2 1839Windows 10 22h2 1825Windows Server 2012 R2 1817Windows Server 2012 R2 (Server Core installation) 1808Windows 11 26h1 1729Windows Server 2012 (Server Core installation) 1703Windows 10 1607 1643Windows 11 23h2 1600Windows 11 Version 26H2 1007Microsoft 365 Apps for Enterprise 568Microsoft Office LTSC 2024 548Microsoft Office LTSC 2021 545Windows Server 2022 23h2 542Windows Server 2022, 23H2 Edition (Server Core installation) 541365 Apps 533Microsoft Office LTSC for Mac 2021 444Microsoft Office LTSC for Mac 2024 443Office 2024 434Office 2021 434Microsoft Office 365 for Mac 375Microsoft Office 2019 375
CVE-2026-80092
Medium · 5.3
CWE-302 Oct 16, 2026
Microsoft Identity Web Elevation of Privilege Vulnerability
Authentication bypass by assumed-immutable data in Microsoft Identity Web allows an authorized attacker to elevate privileges over a network.
CVE-2026-109461
Medium · 5.9
CWE-346 Oct 16, 2026
Microsoft Authentication Library (MSAL) for Node.js Information Disclosure Vulnerability
Origin validation error in Microsoft Authentication Library (MSAL) for Node.js allows an unauthorized attacker to disclose information over a network.
CVE-2026-109468
High · 7.5
CWE-770 Oct 15, 2026
ASP.NET Core Denial of Service Vulnerability
Allocation of resources without limits or throttling in ASP.NET Core allows an unauthorized attacker to deny service over a network.
CVE-2026-108455
Medium · 6.5
CWE-125 Oct 15, 2026
Microsoft Office PowerPoint Information Disclosure Vulnerability
Out-of-bounds read in Microsoft Office PowerPoint allows an unauthorized attacker to disclose information over a network.
CVE-2026-108454
Medium · 6.5
CWE-126 Oct 15, 2026
Microsoft Office PowerPoint Information Disclosure Vulnerability
Buffer over-read in Microsoft Office PowerPoint allows an unauthorized attacker to disclose information over a network.
CVE-2026-108453
Medium · 6.5
CWE-125 Oct 15, 2026
Microsoft Office PowerPoint Information Disclosure Vulnerability
Out-of-bounds read in Microsoft Office PowerPoint allows an unauthorized attacker to disclose information over a network.
CVE-2026-108452
High · 8.8
CWE-22 Oct 15, 2026
Microsoft Office SharePoint Remote Code Execution Vulnerability
Improper limitation of a pathname to a restricted directory ('path traversal') in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.
CVE-2026-108451
High · 8.8
CWE-122 Oct 15, 2026
Microsoft Office Word Remote Code Execution Vulnerability
Numeric truncation error in Microsoft Office Word allows an unauthorized attacker to execute code over a network.
CVE-2026-108450
High · 8.8
CWE-122 Oct 15, 2026
Microsoft Office Word Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.
CVE-2026-108449
High · 8.8
CWE-122 Oct 15, 2026
Microsoft Office Word Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.
CVE-2026-108448
High · 7.5
CWE-122 Oct 15, 2026
Microsoft Office Outlook Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office Outlook allows an unauthorized attacker to execute code over a network.
CVE-2026-108447
High · 8.8
CWE-122 Oct 15, 2026
Microsoft Office Word Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.
CVE-2026-108446
High · 8.8
CWE-416 Oct 15, 2026
Microsoft Office Excel Remote Code Execution Vulnerability
Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code over a network.
CVE-2026-108445
High · 8.8
CWE-121 Oct 15, 2026
Microsoft Office Word Remote Code Execution Vulnerability
Stack-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.
CVE-2026-108444
High · 8.8
CWE-122 Oct 15, 2026
Microsoft Office Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code over a network.
CVE-2026-108443
High · 8.8
CWE-193 Oct 15, 2026
Microsoft Office Word Remote Code Execution Vulnerability
Off-by-one error in Microsoft Office Word allows an unauthorized attacker to execute code over a network.
CVE-2026-108442
High · 8.8
CWE-416 Oct 15, 2026
Microsoft Office Word Remote Code Execution Vulnerability
Use after free in Microsoft Office Word allows an unauthorized attacker to execute code over a network.
CVE-2026-108441
High · 8.8
CWE-122 Oct 15, 2026
Microsoft Office Word Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.
CVE-2026-108440
High · 8.8
CWE-121 Oct 15, 2026
Microsoft Office Word Remote Code Execution Vulnerability
Stack-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.
CVE-2026-108439
High · 8.8
CWE-122 Oct 15, 2026
Microsoft Office Word Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.
CVE-2026-108438
Medium · 6.5
CWE-416 Oct 15, 2026
Microsoft Office Word Information Disclosure Vulnerability
Use after free in Microsoft Office Word allows an unauthorized attacker to disclose information over a network.
CVE-2026-108437
High · 8.8
CWE-122 Oct 15, 2026
Microsoft Office Word Remote Code Execution Vulnerability
Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.
CVE-2026-108436
Medium · 6.5
CWE-125 Oct 15, 2026
Microsoft Office Word Information Disclosure Vulnerability
Out-of-bounds read in Microsoft Office Word allows an unauthorized attacker to disclose information over a network.
CVE-2026-108435
Medium · 6.5
CWE-822 Oct 15, 2026
Microsoft Office Word Information Disclosure Vulnerability
Untrusted pointer dereference in Microsoft Office Word allows an unauthorized attacker to disclose information over a network.
CVE-2026-108434
Medium · 6.5
CWE-125 Oct 15, 2026
Microsoft Office Word Information Disclosure Vulnerability
Out-of-bounds read in Microsoft Office Word allows an unauthorized attacker to disclose information over a network.