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Microsoft Security Response Center

Source: https://msrc.microsoft.com/update-guide/

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  • High max 9.0

    Microsoft High Performance Compute (HPC) Pack Remote Code Execution Vulnerability

    Impact: Remote Code Execution. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

  • High max 8.8

    Windows Telephony Server Remote Code Execution Vulnerability

    Impact: Remote Code Execution. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

  • High max 8.8

    Windows Telephony Service Remote Code Execution Vulnerability

    Impact: Remote Code Execution. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

  • High max 8.8

    Windows Telephony Service Remote Code Execution Vulnerability

    Impact: Remote Code Execution. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

  • High max 8.8

    Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability

    Impact: Remote Code Execution. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

  • High max 8.8

    Windows Telephony Service Remote Code Execution Vulnerability

    Impact: Remote Code Execution. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

  • High max 8.8

    Windows Telephony Service Remote Code Execution Vulnerability

    Impact: Remote Code Execution. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

  • High max 8.8

    Windows Routing and Remote Access Service (RRAS) Remote Code Execution Vulnerability

    Impact: Remote Code Execution. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

  • High max 7.1

    Microsoft Surface Security Feature Bypass Vulnerability

    Impact: Security Feature Bypass. Microsoft rating: Important. Not known to be exploited, publicly disclosed before the fix — Exploitation Less Likely. Customer action: Required.

  • High max 5.3

    Microsoft Outlook Spoofing Vulnerability

    Impact: Spoofing. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

  • High max 7.3

    Visual Studio Code Elevation of Privilege Vulnerability

    Impact: Elevation of Privilege. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

  • High max 7.8

    Windows Disk Cleanup Tool Elevation of Privilege Vulnerability

    Impact: Elevation of Privilege. Microsoft rating: Important. Not known to be exploited — Exploitation More Likely. Customer action: Required.

  • High max 7.1

    Windows Setup Files Cleanup Elevation of Privilege Vulnerability

    Impact: Elevation of Privilege. Microsoft rating: Important. Not known to be exploited — Exploitation More Likely. Customer action: Required.

  • High max 7.8
    MSRC-CVE-2025-21418 1 CVE 1 exploited

    Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability

    Impact: Elevation of Privilege. Microsoft rating: Important. Exploited according to Microsoft — Exploitation Detected. Customer action: Required.

  • High max 7.1
    MSRC-CVE-2025-21391 1 CVE 1 exploited

    Windows Storage Elevation of Privilege Vulnerability

    Impact: Elevation of Privilege. Microsoft rating: Important. Exploited according to Microsoft — Exploitation Detected. Customer action: Required.

  • High max 7.4

    Windows Resilient File System (ReFS) Deduplication Service Elevation of Privilege Vulnerability

    Impact: Elevation of Privilege. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

  • High max 7.4

    Windows Resilient File System (ReFS) Deduplication Service Elevation of Privilege Vulnerability

    Impact: Elevation of Privilege. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

  • High max 7.8

    Microsoft Excel Information Disclosure Vulnerability

    Impact: Information Disclosure. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

  • High max 7.8

    Kernel Streaming WOW Thunk Service Driver Elevation of Privilege Vulnerability

    Impact: Elevation of Privilege. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

  • High max 8.8

    Microsoft Digest Authentication Remote Code Execution Vulnerability

    Impact: Remote Code Execution. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

  • High max 8.8

    Microsoft Digest Authentication Remote Code Execution Vulnerability

    Impact: Remote Code Execution. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

  • High max 6.5

    Internet Connection Sharing (ICS) Denial of Service Vulnerability

    Impact: Denial of Service. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

  • High max 7.5

    Windows Active Directory Domain Services API Denial of Service Vulnerability

    Impact: Denial of Service. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

  • High max 7.3

    Visual Studio Installer Elevation of Privilege Vulnerability

    Impact: Elevation of Privilege. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

  • High max 6.0

    Azure Network Watcher VM Extension Elevation of Privilege Vulnerability

    Impact: Elevation of Privilege. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

  • High max 8.2
    MSRC-CVE-2025-21396 1 CVE rev. 2

    Microsoft Account Elevation of Privilege Vulnerability

    Impact: Elevation of Privilege. Microsoft rating: Important. Not known to be exploited. Customer action: Not required.

    first Jan 29, 2025
  • High max 8.8

    Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability

    Impact: Remote Code Execution. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

    first Feb 11, 2025
  • High max 8.8

    Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability

    Impact: Remote Code Execution. Microsoft rating: Important. Not known to be exploited — Exploitation Unlikely. Customer action: Required.

    first Feb 11, 2025
  • High max 6.5

    Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability

    Impact: Remote Code Execution. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

    first Feb 11, 2025
  • High max 6.5

    Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability

    Impact: Remote Code Execution. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

    first Feb 11, 2025
  • High max 7.8
    MSRC-CVE-2025-21360 1 CVE rev. 2

    Microsoft AutoUpdate (MAU) Elevation of Privilege Vulnerability

    Impact: Elevation of Privilege. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

    first Jan 14, 2025
  • High max 8.8
    MSRC-CVE-2025-21237 1 CVE rev. 2

    Windows Telephony Service Remote Code Execution Vulnerability

    Impact: Remote Code Execution. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

    first Jan 14, 2025
  • High max 4.6
    MSRC-CVE-2025-21215 1 CVE rev. 2

    Secure Boot Security Feature Bypass Vulnerability

    Impact: Security Feature Bypass. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

    first Jan 14, 2025
  • High max 7.5
    MSRC-CVE-2025-21171 1 CVE rev. 2

    .NET Remote Code Execution Vulnerability

    Impact: Remote Code Execution. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

    first Jan 14, 2025
  • High max 7.5
    MSRC-CVE-2024-43499 1 CVE rev. 2

    .NET and Visual Studio Denial of Service Vulnerability

    Impact: Denial of Service. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

    first Nov 12, 2024
  • High max 7.5
    MSRC-CVE-2024-43485 1 CVE rev. 4

    .NET and Visual Studio Denial of Service Vulnerability

    Impact: Denial of Service. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

    first Oct 8, 2024
  • High max 7.8
    MSRC-CVE-2025-21338 1 CVE rev. 2

    Windows GDI+ Remote Code Execution Vulnerability

    Impact: Remote Code Execution. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

    first Jan 14, 2025
  • High max 7.8
    MSRC-CVE-2025-21186 1 CVE rev. 2

    Microsoft Access Remote Code Execution Vulnerability

    Impact: Remote Code Execution. Microsoft rating: Important. Not known to be exploited, publicly disclosed before the fix — Exploitation Less Likely. Customer action: Required.

    first Jan 14, 2025
  • High max 6.3
    MSRC-CVE-2025-21393 1 CVE rev. 2

    Microsoft SharePoint Server Spoofing Vulnerability

    Impact: Spoofing. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

    first Jan 14, 2025
  • High max 7.8
    MSRC-CVE-2025-21366 1 CVE rev. 2

    Microsoft Access Remote Code Execution Vulnerability

    Impact: Remote Code Execution. Microsoft rating: Important. Not known to be exploited, publicly disclosed before the fix — Exploitation Less Likely. Customer action: Required.

    first Jan 14, 2025