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microsoft — Vulnerabilities & Security Advisories 8284

Browse all 8284 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 IDTitleCVSSSeverityPublished
CVE-2026-20867 Windows Management Services Elevation of Privilege Vulnerability — Windows 10 Version 1809CWE-362 7.8 High2026-01-13
CVE-2026-20866 Windows Management Services Elevation of Privilege Vulnerability — Windows 10 Version 1809CWE-362 7.8 High2026-01-13
CVE-2026-20862 Windows Management Services Information Disclosure Vulnerability — Windows 10 Version 1809CWE-200 5.5 Medium2026-01-13
CVE-2026-20863 Win32k Elevation of Privilege Vulnerability — Windows 11 version 22H3CWE-415 7.0 High2026-01-13
CVE-2026-20861 Windows Management Services Elevation of Privilege Vulnerability — Windows 10 Version 1809CWE-362 7.8 High2026-01-13
CVE-2026-21219 Inbox COM Objects (Global Memory) Remote Code Execution Vulnerability — Windows SDKCWE-416 7.0 High2026-01-13
CVE-2026-20854 Windows Local Security Authority Subsystem Service (LSASS) Remote Code Execution Vulnerability — Windows 11 Version 24H2CWE-416 7.5 High2026-01-13
CVE-2026-20849 Windows Kerberos Elevation of Privilege Vulnerability — Windows 10 Version 1607CWE-807 7.5 High2026-01-13
CVE-2026-20853 Windows WalletService Elevation of Privilege Vulnerability — Windows 10 Version 1607CWE-362 7.4 High2026-01-13
CVE-2026-20848 Windows SMB Server Elevation of Privilege Vulnerability — Windows 10 Version 1607CWE-362 7.5 High2026-01-13
CVE-2026-20843 Windows Routing and Remote Access Service (RRAS) Elevation of Privilege Vulnerability — Windows 10 Version 1607CWE-284 7.8 High2026-01-13
CVE-2026-21224 Azure Connected Machine Agent Elevation of Privilege Vulnerability — Azure Connected Machine AgentCWE-121 7.8 High2026-01-13
CVE-2026-20947 Microsoft SharePoint Server Remote Code Execution Vulnerability — Microsoft SharePoint Enterprise Server 2016CWE-89 8.8 High2026-01-13
CVE-2026-21221 Capability Access Management Service (camsvc) Elevation of Privilege Vulnerability — Windows 11 Version 24H2CWE-362 7.0 High2026-01-13
CVE-2026-20963 Microsoft SharePoint Remote Code Execution Vulnerability — Microsoft SharePoint Enterprise Server 2016CWE-502 9.8 Critical2026-01-13
CVE-2026-20830 Capability Access Management Service (camsvc) Elevation of Privilege Vulnerability — Windows Server 2025CWE-362 7.0 High2026-01-13
CVE-2026-20956 Microsoft Excel Remote Code Execution Vulnerability — Microsoft 365 Apps for EnterpriseCWE-822 7.8 High2026-01-13
CVE-2026-20959 Microsoft SharePoint Server Spoofing Vulnerability — Microsoft SharePoint Enterprise Server 2016CWE-79 4.6 Medium2026-01-13
CVE-2026-20953 Microsoft Office Remote Code Execution Vulnerability — Microsoft 365 Apps for EnterpriseCWE-416 8.4 High2026-01-13
CVE-2026-20955 Microsoft Excel Remote Code Execution Vulnerability — Microsoft 365 Apps for EnterpriseCWE-822 7.8 High2026-01-13
CVE-2026-20951 Microsoft SharePoint Server Remote Code Execution Vulnerability — Microsoft SharePoint Enterprise Server 2016CWE-20 7.8 High2026-01-13
CVE-2026-20944 Microsoft Word Remote Code Execution Vulnerability — Microsoft 365 Apps for EnterpriseCWE-125 8.4 High2026-01-13
CVE-2026-20946 Microsoft Excel Remote Code Execution Vulnerability — Microsoft 365 Apps for EnterpriseCWE-125 7.8 High2026-01-13
CVE-2026-20943 Microsoft Office Click-To-Run Remote Code Execution Vulnerability — Microsoft Office 2016CWE-426 7.0 High2026-01-13
CVE-2026-20940 Windows Cloud Files Mini Filter Driver Elevation of Privilege Vulnerability — Windows 10 Version 1607CWE-822 7.8 High2026-01-13
CVE-2026-20938 Windows Virtualization-Based Security (VBS) Enclave Elevation of Privilege Vulnerability — Windows 11 version 22H3CWE-822 7.8 High2026-01-13
CVE-2026-20934 Windows SMB Server Elevation of Privilege Vulnerability — Windows 10 Version 1607CWE-362 7.5 High2026-01-13
CVE-2026-20927 Windows SMB Server Denial of Service Vulnerability — Windows 10 Version 1607CWE-362 5.3 Medium2026-01-13
CVE-2026-20932 Windows File Explorer Information Disclosure Vulnerability — Windows 10 Version 1607CWE-200 5.5 Medium2026-01-13
CVE-2026-20926 Windows SMB Server Elevation of Privilege Vulnerability — Windows 10 Version 1607CWE-362 7.5 High2026-01-13

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.