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Microsoft — Vulnerabilities & Security Advisories 10805

Browse all 10805 CVE security advisories affecting Microsoft. AI-powered Chinese analysis, POCs, and references for each vulnerability.

Microsoft operates as a global technology corporation primarily providing enterprise software, cloud computing services, and consumer electronics. Its extensive software portfolio, including Windows operating systems and Office suites, has historically been associated with a high volume of Common Vulnerabilities and Exposures (CVEs), currently totaling 8,272. Common vulnerability classes affecting these products include remote code execution, cross-site scripting, and privilege escalation, often stemming from complex legacy codebases and extensive feature sets. Notable security incidents include the 2021 SolarWinds supply chain compromise, which impacted Microsoft’s Orion platform, and various critical zero-day exploits in Internet Explorer and Edge browsers. The company maintains a dedicated security response team and regularly issues patches through Windows Update to mitigate these risks, though the sheer scale of its ecosystem continues to present significant attack surfaces for threat actors seeking unauthorized access or data exfiltration.

CVE ID Title CVSS Severity Published
CVE-2026-24304 Azure Resource Manager Elevation of Privilege Vulnerability — Azure Resource Manager CWE-284 9.9 Critical 2026-01-23
CVE-2026-21264 Microsoft Account Spoofing Vulnerability — Microsoft Account CWE-79 9.3 Critical 2026-01-22
CVE-2026-21227 Azure Logic Apps Elevation of Privilege Vulnerability — Azure Logic Apps CWE-22 8.2 High 2026-01-22
CVE-2026-21521 Word Copilot Information Disclosure Vulnerability — Microsoft 365 Word Copilot CWE-150 7.4 High 2026-01-22
CVE-2026-24307 M365 Copilot Information Disclosure Vulnerability — Microsoft 365 Copilot CWE-1287 9.3 Critical 2026-01-22
CVE-2026-24305 Azure Entra ID Elevation of Privilege Vulnerability — Microsoft Entra CWE-285 9.3 Critical 2026-01-22
CVE-2026-21524 Azure Data Explorer Information Disclosure Vulnerability — Azure Data Explorer CWE-200 7.4 High 2026-01-22
CVE-2026-24306 Azure Front Door Elevation of Privilege Vulnerability — Azure Front Door CWE-284 9.8 Critical 2026-01-22
CVE-2026-21520 Copilot Studio Information Disclosure Vulnerability — Microsoft Copilot Studio CWE-77 7.5 High 2026-01-22
CVE-2026-21223 Microsoft Edge (Chromium-based) Security Feature Bypass Vulnerability — Microsoft Edge (Chromium-based) CWE-269 7.1 High 2026-01-16
CVE-2026-20960 PowerApps Desktop Client Remote Code Execution Vulnerability — Microsoft Power Apps Desktop Client CWE-285 8.0 High 2026-01-16
CVE-2026-21226 Azure Core shared client library for Python Remote Code Execution Vulnerability — Azure Core shared client library for Python CWE-502 7.5 High 2026-01-13
CVE-2026-20941 Host Process for Windows Tasks Elevation of Privilege Vulnerability — Windows 11 Version 24H2 CWE-59 7.8 High 2026-01-13
CVE-2026-20958 Microsoft SharePoint Information Disclosure Vulnerability — Microsoft SharePoint Enterprise Server 2016 CWE-918 5.4 Medium 2026-01-13
CVE-2026-20957 Microsoft Excel Remote Code Execution Vulnerability — Microsoft 365 Apps for Enterprise CWE-191 7.8 High 2026-01-13
CVE-2026-20950 Microsoft Excel Remote Code Execution Vulnerability — Microsoft 365 Apps for Enterprise CWE-416 7.8 High 2026-01-13
CVE-2026-20952 Microsoft Office Remote Code Execution Vulnerability — Microsoft 365 Apps for Enterprise CWE-416 8.4 High 2026-01-13
CVE-2026-20948 Microsoft Word Remote Code Execution Vulnerability — Microsoft 365 Apps for Enterprise CWE-822 7.8 High 2026-01-13
CVE-2026-20949 Microsoft Excel Security Feature Bypass Vulnerability — Microsoft 365 Apps for Enterprise CWE-284 7.8 High 2026-01-13
CVE-2026-20939 Windows File Explorer Information Disclosure Vulnerability — Windows 10 Version 1607 CWE-200 5.5 Medium 2026-01-13
CVE-2026-20937 Windows File Explorer Information Disclosure Vulnerability — Windows 10 Version 1607 CWE-200 5.5 Medium 2026-01-13
CVE-2026-20936 Windows NDIS Information Disclosure Vulnerability — Windows 10 Version 1607 CWE-125 4.3 Medium 2026-01-13
CVE-2026-20935 Windows Virtualization-Based Security (VBS) Information Disclosure Vulnerability — Windows 11 version 23H2 CWE-822 6.2 Medium 2026-01-13
CVE-2026-20931 Windows Telephony Service Elevation of Privilege Vulnerability — Windows 10 Version 1607 CWE-73 8.0 High 2026-01-13
CVE-2026-20929 Windows HTTP.sys Elevation of Privilege Vulnerability — Windows 10 Version 1607 CWE-284 7.5 High 2026-01-13
CVE-2026-20874 Windows Management Services Elevation of Privilege Vulnerability — Windows 10 Version 1809 CWE-362 7.8 High 2026-01-13
CVE-2026-20872 NTLM Hash Disclosure Spoofing Vulnerability — Windows 10 Version 1607 CWE-73 6.5 Medium 2026-01-13
CVE-2026-20873 Windows Management Services Elevation of Privilege Vulnerability — Windows 10 Version 1809 CWE-362 7.8 High 2026-01-13
CVE-2026-20870 Windows Win32 Kernel Subsystem Elevation of Privilege Vulnerability — Windows 11 Version 24H2 CWE-416 7.8 High 2026-01-13
CVE-2026-20871 Desktop Window Manager Elevation of Privilege Vulnerability — Windows 10 Version 21H2 CWE-416 7.8 High 2026-01-13

This page lists every published CVE security advisory associated with Microsoft. Each entry links to a detailed page with CVSS scoring, CWE classification, affected products and references. AI-generated Chinese analysis is provided for fast triage.