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 8,562
- High 8.8 Vulnerability in Windows Admin Center CVE-2026-41086
- High 8.8 Vulnerability in Microsoft Office CVE-2026-40420
- High 7.8 Vulnerability in Microsoft Windows 10 21H2 CVE-2026-41088
- High 7.4 Vulnerability in Windows TCP/IP CVE-2026-40414
- High 7.8 Vulnerability in Dynamics Business Central CVE-2026-40417
- Medium 4.3 Vulnerability in Microsoft Edge CVE-2026-40416
- High 8.1 Use-After-Free in Windows TCP/IP Vulnerability in Windows TCP/IP (CVE-2026-40415). Successful exploitation can lead to full system takeover. CVE-2026-40415
- High 7.4 Vulnerability in Windows TCP/IP CVE-2026-40413
- High 7.8 Use-After-Free in Microsoft Office Vulnerability in Microsoft Office (CVE-2026-40419). Successful exploitation can lead to full system takeover. CVE-2026-40419
- High 7.8 Use-After-Free in Microsoft Office Vulnerability in Microsoft Office (CVE-2026-40418). Successful exploitation can lead to full system takeover. CVE-2026-40418
- High 7.0 Use-After-Free in Windows SMB Client Vulnerability in Windows SMB Client (CVE-2026-40410). Successful exploitation can lead to full system takeover. CVE-2026-40410
- High 7.8 Vulnerability in Windows Cloud Files Mini Filter Driver CVE-2026-35418
- High 7.8 Vulnerability in Microsoft Windows 10 1809 CVE-2026-35417
- High 7.8 Vulnerability in Windows GDI CVE-2026-35421
- High 7.5 Vulnerability in Microsoft Windows 10 1607 CVE-2026-35424
- Medium 4.3 Vulnerability in Microsoft Edge CVE-2026-35429
- High 7.8 Vulnerability in Windows Storage Spaces Controller CVE-2026-35415
- High 8.8 Vulnerability in Microsoft Office CVE-2026-35436
- High 7.8 Vulnerability in Adobe macOS CVE-2026-34687
- High 8.8 Unsafe Deserialization in Microsoft Sharepoint Server Vulnerability in Microsoft Sharepoint Server (CVE-2026-35439). Successful exploitation can lead to full system takeover. CVE-2026-35439
- Medium 6.5 Vulnerability in Windows TCP/IP CVE-2026-35422
- High 7.0 Use-After-Free in Microsoft Windows 10 1607 Vulnerability in Microsoft Windows 10 1607 (CVE-2026-35416). Successful exploitation can lead to full system takeover. CVE-2026-35416
- High 8.4 Use-After-Free in Microsoft Office Vulnerability in Microsoft Office (CVE-2026-40361). Successful exploitation can lead to full system takeover. CVE-2026-40361
- Medium 5.4 Out-of-Bounds Read in Telnet Client Vulnerability in Telnet Client (CVE-2026-35423). Risk of unauthorized operations or information disclosure. CVE-2026-35423
- High 8.3 Vulnerability in Windows Admin Center CVE-2026-35438
- Medium 5.5 Out-of-Bounds Read in Windows DWM Core Library Vulnerability in Windows DWM Core Library (CVE-2026-35419). Confidential information can be exposed externally. CVE-2026-35419
- High 8.4 Use-After-Free in Microsoft Office Vulnerability in Microsoft Office (CVE-2026-40358). Successful exploitation can lead to full system takeover. CVE-2026-40358
- High 7.8 Use-After-Free in Microsoft Excel Vulnerability in Microsoft Excel (CVE-2026-40359). Successful exploitation can lead to full system takeover. CVE-2026-40359
- High 8.4 Vulnerability in Microsoft Office CVE-2026-40364
- High 8.4 Vulnerability in Microsoft Office CVE-2026-40363