Microsoft June / July 2026 Security Updates

Discussion in 'Software' started by NICK ADSL UK, Jun 9, 2026.

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  1. NICK ADSL UK

    NICK ADSL UK MajorGeeks Forum Administrator Staff Member

    June 2026 Security Updates

    This release consists of the following 206 Microsoft CVEs:
    Tag CVE Base Score CVSS Vector Exploitability FAQs? Workarounds? Mitigations?

    Nuance PowerScribe CVE-2026-26142
    Microsoft Azure Kubernetes Service CVE-2026-32193
    Microsoft Office SharePoint CVE-2026-33113
    Microsoft Azure Attestation service and Device Health Attestation Service CVE-2026-33828
    Windows Ancillary Function Driver for WinSock CVE-2026-34335
    Microsoft Dynamics 365 (on-premises) CVE-2026-40371
    Visual Studio Code CVE-2026-40376
    Windows Universal Disk Format File System Driver (UDFS) CVE-2026-40404
    Windows Universal Disk Format File System Driver (UDFS) CVE-2026-40409
    Microsoft Kinect CVE-2026-41092
    Azure Stack Edge CVE-2026-41098
    Microsoft Windows DNS CVE-2026-41108
    M365 Copilot CVE-2026-42824
    Windows Projected File System Filter Driver CVE-2026-42828
    Windows Administrator Protection CVE-2026-42829
    Microsoft Teams for Android CVE-2026-42835
    Function Discovery Service (fdwsd.dll) CVE-2026-42836
    Windows Projected File System Filter Driver CVE-2026-42837
    Microsoft PowerToys CVE-2026-42902
    Windows Kerberos CVE-2026-42903
    Windows TCP/IP CVE-2026-42904
    Windows DWM Core Library CVE-2026-42905
    Windows Shell CVE-2026-42906
    Windows Shell CVE-2026-42907
    Windows RDP CVE-2026-42908
    Remote Desktop Client CVE-2026-42909

    Windows Hotpatch Monitoring Service CVE-2026-42910
    Windows Ancillary Function Driver for WinSock CVE-2026-42911
    Windows Telephony Service CVE-2026-42912
    Remote Desktop Client CVE-2026-42913
    Windows Kerberos CVE-2026-42914
    Windows TCP/IP CVE-2026-42915
    Windows NT OS Kernel CVE-2026-42916
    Windows Telephony Service CVE-2026-42968
    Windows Push Notifications CVE-2026-42969
    Windows Push Notifications CVE-2026-42970
    Windows Push Notifications CVE-2026-42971
    Role: Windows Hyper-V CVE-2026-42972
    Windows Push Notifications CVE-2026-42973
    Windows Performance Monitor CVE-2026-42974
    Windows Push Notifications CVE-2026-42977
    Windows Push Notifications CVE-2026-42978
    Windows Push Notifications CVE-2026-42979
    Windows NT OS Kernel CVE-2026-42980
    Windows Performance Monitor CVE-2026-42981
    Windows DWM Core Library CVE-2026-42983
    Windows Kernel CVE-2026-42984
    Remote Desktop Client CVE-2026-42985
    Microsoft Graphics Component CVE-2026-42986
    Windows Deployment Services CVE-2026-42987
    Winlogon CVE-2026-42989
    Windows Push Notifications CVE-2026-42991

    Remote Desktop Client CVE-2026-42992
    Remote Desktop Client CVE-2026-42993
    Remote Desktop Client CVE-2026-44799
    Remote Desktop Client CVE-2026-44801
    Windows DWM Core Library CVE-2026-44802
    Windows Win32K - GRFX CVE-2026-44803
    Windows DWM Core Library CVE-2026-44804
    Windows Network Controller (NC) Host Agent CVE-2026-44805
    Windows DWM Core Library CVE-2026-44807
    Windows DWM Core Library CVE-2026-44808
    Windows Common Log File System Driver CVE-2026-44809
    Windows Cryptographic Services CVE-2026-44810
    Windows DWM Core Library CVE-2026-44811
    Windows Win32K - GRFX CVE-2026-44812
    Windows DWM Core Library CVE-2026-44813
    Windows DWM Core Library CVE-2026-44814
    Windows DHCP Client CVE-2026-44815

    Microsoft Office Excel CVE-2026-44817
    Microsoft Office Excel CVE-2026-44818
    Microsoft Office CVE-2026-44819
    Microsoft Office Excel CVE-2026-44820
    Microsoft Office CVE-2026-44821
    Microsoft Office Excel CVE-2026-44822
    Microsoft Office Excel CVE-2026-44823
    Microsoft Office CVE-2026-44824
    Microsoft Office SharePoint CVE-2026-45453
    Microsoft Office SharePoint CVE-2026-45454
    Microsoft Office Excel CVE-2026-45455
    Microsoft Office CVE-2026-45456
    Microsoft Office Word CVE-2026-45457
    Microsoft Office CVE-2026-45458
    Microsoft Office Excel CVE-2026-45459
    Microsoft Office CVE-2026-45460
    Microsoft Office CVE-2026-45461
    Microsoft Office SharePoint CVE-2026-45462
    Microsoft Office CVE-2026-45463
    Microsoft Office SharePoint CVE-2026-45464
    Microsoft Office SharePoint CVE-2026-45465
    Microsoft Office Word CVE-2026-45466
    Microsoft Office SharePoint CVE-2026-45467
    Microsoft Office SharePoint CVE-2026-45468
    Microsoft Office Excel CVE-2026-45469
    Microsoft Office Word CVE-2026-45471
    Microsoft Office CVE-2026-45472
    Microsoft Office CVE-2026-45474
    Microsoft Office CVE-2026-45475

    Linux MANA Driver CVE-2026-45476
    Microsoft Office SharePoint CVE-2026-45479
    Microsoft Office SharePoint CVE-2026-45481
    GitHub Copilot and Visual Studio Code CVE-2026-45482
    Microsoft Office Project CVE-2026-45483
    Microsoft Office SharePoint CVE-2026-45484
    Microsoft Office CVE-2026-45485
    Microsoft Office Word CVE-2026-45486
    Windows Program Compatibility Assistant Service CVE-2026-45487
    .NET CVE-2026-45490
    .NET CVE-2026-45491
    Microsoft Copilot CVE-2026-45497
    Microsoft Exchange Server CVE-2026-45500
    Microsoft Exchange Server CVE-2026-45501
    Microsoft Exchange Server CVE-2026-45502
    Microsoft Exchange Server CVE-2026-45503
    Microsoft Exchange Server CVE-2026-45504
    Microsoft Exchange Server CVE-2026-45583
    Windows Collaborative Translation Framework CVE-2026-45586

    Windows Secure Boot CVE-2026-45588
    ASP.NET Core CVE-2026-45591
    Windows Internet (wininet.dll) CVE-2026-45592
    Windows SDK CVE-2026-45593
    Windows Application Identity (AppID) Subsystem CVE-2026-45594
    Windows Mark of the Web (MOTW) CVE-2026-45595
    Windows Ancillary Function Driver for WinSock CVE-2026-45596
    UI Automation Manager (uiamanager.dll) CVE-2026-45597
    Windows Ancillary Function Driver for WinSock CVE-2026-45598
    Universal Plug and Play (upnp.dll) CVE-2026-45599
    Windows Kernel-Mode Drivers CVE-2026-45600
    Windows Ancillary Function Driver for WinSock CVE-2026-45601
    Windows DHCP Server CVE-2026-45602
    Windows Ancillary Function Driver for WinSock CVE-2026-45603
    Windows Application Identity (AppID) Subsystem CVE-2026-45604
    Windows Bluetooth Service CVE-2026-45605
    Microsoft UxTheme Library (uxtheme.dll) CVE-2026-45606
    Windows Hyper-V CVE-2026-45607
    Windows DHCP Client CVE-2026-45608
    Windows DHCP Server CVE-2026-45634
    Universal Plug and Play (upnp.dll) CVE-2026-45635
    Windows NTFS CVE-2026-45636
    Windows DWM Core Library CVE-2026-45637
    Windows Ancillary Function Driver for WinSock CVE-2026-45638
    Windows RDP CVE-2026-45639
    Windows Bluetooth Port Driver CVE-2026-45640

    Role: Windows Hyper-V CVE-2026-45641
    Microsoft Azure Attestation service and Device Health Attestation Service CVE-2026-45642
    Microsoft Office Word CVE-2026-45643
    Microsoft Live Share Canvas SDK CVE-2026-45644
    Microsoft Office CVE-2026-45645
    Microsoft Defender for Endpoint CVE-2026-45647
    Active Directory Domain Services CVE-2026-45648
    Office for Android CVE-2026-45649
    Microsoft Bing CVE-2026-45650
    Windows Kernel CVE-2026-45653
    Windows Secure Boot CVE-2026-45654
    Windows BitLocker CVE-2026-45655
    Windows UEFI CVE-2026-45656
    Windows Kernel CVE-2026-45657
    Windows BitLocker CVE-2026-45658
    Visual Studio Code CVE-2026-47281
    Visual Studio Code CVE-2026-47284
    Visual Studio Code CVE-2026-47287
    Windows Kerberos CVE-2026-47288
    Remote Desktop Client CVE-2026-47289
    Windows HTTP.sys CVE-2026-47291
    Visual Studio Code CVE-2026-47292
    Microsoft Office Click-To-Run CVE-2026-47293

    Microsoft Office SharePoint CVE-2026-47298
    Microsoft Office SharePoint CVE-2026-47634
    Microsoft Office CVE-2026-47635
    Microsoft Office SharePoint CVE-2026-47636
    Microsoft Office SharePoint CVE-2026-47637
    Microsoft Office SharePoint CVE-2026-47638
    Microsoft Office SharePoint CVE-2026-47639
    Microsoft Office SharePoint CVE-2026-47640
    Microsoft Office SharePoint CVE-2026-47641
    Azure Stack Edge CVE-2026-47643
    Copilot Chat (Microsoft Edge) CVE-2026-47644
    Windows Storage CVE-2026-47648
    Windows Hyper-V CVE-2026-47652
    Remote Desktop Client CVE-2026-47653
    Remote Desktop Client CVE-2026-47654
    Microsoft Graph CVE-2026-47655
    Windows Boot Manager CVE-2026-47656
    Microsoft Office SharePoint CVE-2026-48560
    Microsoft Office SharePoint CVE-2026-48562
    Remote Desktop Client CVE-2026-48563
    Windows Narrator Braille CVE-2026-48565
    Windows DWM Core Library CVE-2026-48566
    Azure HorizonDB CVE-2026-48567
    Windows Secure Boot CVE-2026-48568

    Visual Studio Code CVE-2026-48569
    Windows Secure Boot CVE-2026-48570
    Windows Secure Boot CVE-2026-48573
    Windows Media CVE-2026-48574
    Windows Secure Boot CVE-2026-48575
    Windows Secure Boot CVE-2026-48576
    Windows Secure Boot CVE-2026-48578
    Microsoft Exchange Online CVE-2026-48579
    Windows Kernel CVE-2026-48583
    HTTP/2 CVE-2026-49160
    Microsoft PC Manager CVE-2026-49161
    Windows BitLocker CVE-2026-50507
    Windows NTLM CVE-2026-50508

    We are republishing 362 non-Microsoft CVEs (Chrome CVEs not listed):
    CNA Tag CVE FAQs? Workarounds? Mitigations?
    Arm Limited Windows Kernel CVE-2025-10263
    CERT/CC Windows UEFI CVE-2026-8863

    Security Update Guide Blog Posts
    Date Blog Post
    October 31, 2025 You asked, we delivered: Introducing new features for an improved security experience
    October 28, 2025 Understanding CVE-2025-55315: What CISOs, security engineers, and sysadmins should know
    October 22, 2025 Toward greater transparency: Introducing machine-readable Vulnerability Exploitability Xchange (VEX) for Azure Linux and beyond
    November 12, 2024 Toward greater transparency: Publishing machine-readable CSAF files
    June 27, 2024 Toward greater transparency: Unveiling Cloud Service CVEs
    April 9, 2024 Toward greater transparency: Security Update Guide now shares CWEs for CVEs
    January 6, 2023 Publishing CBL-Mariner CVEs on the Security Update Guide CVRF API
    January 11, 2022 Coming Soon: New Security Update Guide Notification System
    February 9, 2021 Continuing to Listen: Good News about the Security Update Guide API
    January 13, 2021 Security Update Guide Supports CVEs Assigned by Industry Partners
    December 8, 2020 Security Update Guide: Let’s keep the conversation going
    November 9, 2020 Vulnerability Descriptions in the New Version of the Security Update Guide
    Relevant Resources



      • Windows 10 and Windows 11 updates are cumulative. The monthly security release includes all security fixes for vulnerabilities that affect Windows 10 and Windows 11, in addition to non-security updates. The updates are available via the Microsoft Update Catalog. For information on lifecycle and support dates for Windows 10 and Windows 11 operating systems, please see Windows Lifecycle Facts Sheet.
      • A list of the latest servicing stack updates for each operating system can be found in ADV990001. This list will be updated whenever a new servicing stack update is released. It is important to install the latest servicing stack update.
      • In addition to security changes for the vulnerabilities, updates include defense-in-depth updates to help improve security-related features.
      • Customers running Windows Server 2008 R2, or Windows Server 2008 need to purchase the Extended Security Update to continue receiving security updates. See 4522133 for more information.
    Known Issues
    You can see these in more detail from the Deployments tab by selecting Known Issues column in the Edit Columns panel.

    For more information about Windows Known Issues, please see Windows message center (links to currently-supported versions of Windows are in the left pane).

    KB Article Applies To
    5089549 Windows 11, version 24H2, Windows 11, version 25H2
    5094125 Windows Server 2025
    5094127 Windows 10, version 21H2, Windows 10, version 22H2
    5094128 Windows Server 2022
    Released: Jun 9, 2026

    June 2026 Security Updates - Release Notes - Security Update Guide - Microsoft
     
    Last edited: Jun 9, 2026
    NICK ADSL UK, Jun 9, 2026
    #1
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