slug: microsoft
Explanation
Microsoftは Windows、Office、Azure、Active Directory などを提供する世界最大のソフトウェア企業のひとつです。
企業の業務システムの大半が Microsoft 製品で動いているため、Microsoft製品の脆弱性は常に最重要監視対象です。
毎月第2火曜日 (Patch Tuesday) に脆弱性修正がまとめて配信されます。
Example
PrintNightmare (CVE-2021-34527): Windows印刷スプーラの脆弱性で、世界中の企業ネットワークが一時的に印刷機能を停止せざるを得なくなった。
Related tags
Vulnerabilities tagged with this 8,563
- High 7.8 Use-After-Free in Windows Management Services Vulnerability in Windows Management Services (CVE-2026-20865). Successful exploitation can lead to full system takeover. CVE-2026-20865
- High 7.8 Vulnerability in Windows Management Services CVE-2026-20866
- High 7.5 Use-After-Free in Windows Local Security Authority Subsystem Service Vulnerability in Windows Local Security Authority Subsystem Service (CVE-2026-20854). Successful exploitation can lead to full system takeover. CVE-2026-20854
- High 8.1 Vulnerability in Windows Server Update Service CVE-2026-20856
- High 7.8 Vulnerability in Windows Cloud Files Mini Filter Driver CVE-2026-20857
- High 7.8 Vulnerability in Windows Management Services CVE-2026-20858
- High 7.8 Use-After-Free in Windows Kernel-Mode Drivers Vulnerability in Windows Kernel-Mode Drivers (CVE-2026-20859). Successful exploitation can lead to full system takeover. CVE-2026-20859
- High 7.8 Vulnerability in Microsoft Windows 10 1607 CVE-2026-20860
- Medium 6.5 Information Disclosure in Windows Shell Vulnerability in Windows Shell (CVE-2026-20847). Confidential information can be exposed externally. CVE-2026-20847
- High 7.5 Vulnerability in Windows SMB Server CVE-2026-20848
- High 7.5 Vulnerability in Windows Kerberos CVE-2026-20849
- Medium 6.2 Out-of-Bounds Read in Capability Access Management Service Vulnerability in Capability Access Management Service (CVE-2026-20851). Confidential information can be exposed externally. CVE-2026-20851
- High 7.7 Vulnerability in Windows Hello CVE-2026-20852
- High 7.4 Vulnerability in Windows WalletService CVE-2026-20853
- Medium 5.5 Vulnerability in Windows Kernel CVE-2026-20838
- Medium 5.5 Vulnerability in Microsoft Windows 10 1607 CVE-2026-20839
- High 7.8 Vulnerability in Windows NTFS CVE-2026-20840
- High 7.0 Use-After-Free in Windows DWM Vulnerability in Windows DWM (CVE-2026-20842). Successful exploitation can lead to full system takeover. CVE-2026-20842
- High 7.8 Vulnerability in Microsoft Windows 10 1607 CVE-2026-20843
- High 7.4 Vulnerability in Windows Clipboard Server CVE-2026-20844
- High 7.8 Vulnerability in Windows Remote Procedure Call Interface Definition Language CVE-2026-20832
- Medium 4.6 Vulnerability in Windows Shell CVE-2026-20834
- Medium 5.5 Out-of-Bounds Read in Capability Access Management Service Vulnerability in Capability Access Management Service (CVE-2026-20835). Confidential information can be exposed externally. CVE-2026-20835
- High 7.0 Vulnerability in Graphics Kernel CVE-2026-20836
- High 7.8 Vulnerability in Windows Media CVE-2026-20837
- High 7.8 Vulnerability in Microsoft Windows 10 1607 CVE-2026-20826
- Medium 5.5 Information Disclosure in Microsoft Windows 10 1607 Vulnerability in Microsoft Windows 10 1607 (CVE-2026-20827). Confidential information can be exposed externally. CVE-2026-20827
- Medium 4.6 Out-of-Bounds Read in Windows Internet Connection Sharing Vulnerability in Windows Internet Connection Sharing (CVE-2026-20828). Confidential information can be exposed externally. CVE-2026-20828
- Medium 5.5 Out-of-Bounds Read in Windows TPM Vulnerability in Windows TPM (CVE-2026-20829). Confidential information can be exposed externally. CVE-2026-20829
- High 7.8 Vulnerability in Microsoft Windows 10 1607 CVE-2026-20831