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Windows 10 security updates.Microsoft releases emergency security updates for Windows 10 and 11
Windows 10 security updates
Information about the contents of this update is available from the release notes, which are accessible from the Windows Server update history pages.
Windows 11 is bringing you more live content on your taskbar. This change allows you to see live updates from other widgets such as sports, finance, and breaking news. Your taskbar should show weather most of the time, but when something important happens related to one of your other widgets you may see an announcement from that widget on your taskbar. This occurs automatically for most devices. Explore the changes in Stay up to date with widgets.
At this time, Widget notifications cannot be turned off. Microsoft is constantly listening and learning, and welcomes customer feedback that helps shape Windows.
If you wish to disable TLS 1. The Microsoft Edge Legacy desktop application is no longer in scope for this timeframe, as it reached end of support on March 9, Note : Microsoft is not deprecating TLS 1. We are disabling it by default, and your organization has the option to turn it back on through Group Policy if needed, for compatibility reasons.
For more information, see Plan for change: TLS 1. The August security update release, referred to as our "B" release, is now available for Windows 11 and all supported versions of Windows Firmware on smartcard-authenticating printers and scanners must be compatible with section 3. Windows Updates released on July 13, introduced protections for CVE which required all devices with a key exchange during the PKINIT Kerberos authentication, including smartcard authenticating printers, to either support:.
Windows updates released between July 27, , and July 26, supported temporary mitigation that allowed non-RFC compliant devices to authenticate with Active Directory. See the complete guidance in KB As of August 9, , all editions of Windows Server, version 20H2 have reached end of servicing.
The August security update, released August 9, , is the last update available for this version. Devices running this version will no longer receive monthly security and quality updates containing protection from the latest security threats. For more information, see Windows Server Release Information. Safeguard holds are one of several protection features of the Windows Update for Business deployment service.
This feature is informed by partners, customers, and the latest Microsoft machine learning efforts to protect device populations not only from known issues, but also from likely issues. The new blog post offers a closeup look at what known issues and likely issues are, how the safeguard holds work behind the scenes, and how IT pros can enable and monitor safeguard holds.
Learn more in Safeguard holds with the Windows Update for Business deployment service. In , Microsoft addressed a security vulnerability bypass Active Directory Domain Services Elevation of Privilege Vulnerability This bypass allows certain users to set arbitrary values on security-sensitive attributes of specific objects stored in Active Directory AD. To exploit this vulnerability, a user must have sufficient privileges to create a computer account, such as a user granted CreateChild permissions for computer objects.
Additionally, creators and owners can modify security-sensitive attributes after creating an account. Enforcement of new security requirements will be enabled by default in an upcoming update no sooner than April 11, Action may be required in order to prevent outages and system interruptions.
To enable efficiencies and help us implement our plan to store and process EU Data for European enterprise customers in the EU , we will be introducing a significant change for enterprise Windows devices that have diagnostic data turned on.
This change is releasing to Windows devices enrolled in the Dev Channel of the Windows Insider program the week of July 24, Any Windows build on or after will contain the changes.
For other Windows devices not in the Dev Channel , additional details on supported versions of Windows 11 and Windows 10 will be announced at a later date. These changes will roll out no earlier than the last quarter of the calendar year For information on these changes and how to enable the Windows diagnostic data processor configuration option, refer to the Significant changes coming to the Windows diagnostic data processor configuration documentation topic.
The July non-security preview release, referred to as our "C" release, is now available for all supported versions of Windows. Information about the contents of this update is available from the release notes, which are accessible from the Windows 11 and Windows 10 update history pages.
For instructions on how to install this update for your operating system, see the KB for your OS listed below:. Sign up for the private preview of the Unified Update Platform UUP for on-premises update management for commercial organizations. This new capability simplifies Windows content management and streamlines the process for upgrading to Windows 11 for those who manage Windows devices with these update management platforms.
For further background and details on how to sign up for the private preview, see Preview Unified Update Platform for on-premises update management. As previously announced, Microsoft released hardening changes for CVE in Windows updates starting on July 13, When these updates are installed on a domain controller DC , smart card PIV authentication might cause print and scan failures.
A temporary mitigation, released in Windows Updates between July 29, , and July 12, , was made available for organizations that encountered this issue and couldn't bring devices into compliance as required for CVE Starting on July 21, , this temporary mitigation will not be usable in security updates.
The Windows July preview update will remove the temporary mitigation and will require compliant printing and scanning devices. To learn more, see KB Smart card authentication might cause print and scan failures. On August 9, , all editions of Windows Server, version 20H2 will reach end of servicing. The upcoming August security update, to be released on August 9, , will be the last update available for this version. The July non-security preview release, referred to as our "C" release, is now available for Windows Server However, starting in July , this temporary mitigation will not be usable in security updates.
The July security update release, referred to as our "B" release, is now available for Windows 11 and all supported versions of Windows The June non-security preview release, referred to as our "C" release, is now available for Windows 11 and all other supported versions of Windows. The June non-security preview release, referred to as our "C" release, is now available for Windows 11, Windows 10 version To see search highlights, click or tap on the search icon on your taskbar.
For enterprise customers, search highlights will also feature the latest updates from your organization and suggest people, files, and more. For group configuration information, see Group configuration: search highlights in Windows. This update addresses a known issue that only affects Windows Arm-based devices and might prevent you from signing in using Azure Active Directory AAD. Important This issue only affects Windows devices that use Arm processors.
No other platforms will receive this out-of-band update. This OOB update is cumulative. We recommend that you install this OOB update instead of the June 14, security update for affected devices. Following industry best practices, the IE11 desktop application will be progressively redirected to Microsoft Edge over the next few months and after will ultimately be permanently disabled via a future Windows Update, to help ensure a smooth retirement.
If you have not set up IE mode in Microsoft Edge, we recommend doing so as soon as possible to help avoid business disruption. Note : The IE11 desktop application is not available on Windows Note : We recommend that you update your devices to the latest security update available to take advantage of the advanced protections from the latest security threats.
We recommend that IT administrators conduct testing by enabling hardening changes as soon as possible to confirm normal operations. The June security update release, referred to as our "B" release, is now available for Windows 11 and all supported versions of Windows In addition, the build makes improvements to the servicing stack, the component that installs Windows updates. This build includes improvements to the servicing stack, which is the component that installs Windows updates.
It also includes changes for verifying user names and passwords and for storing and managing files. There are several known issues in this update, including one in which system and user certificates might be lost when updating a device from Windows 10 version or later to a later version of Windows Devices using Windows Update for Business or that connect directly to Windows Update are not impacted.
This build adds the Open on hover option which is checked by default to the News and interests menu. To access it, right-click a blank space on the Windows taskbar and open the News and interests menu.
In addition, it makes quality improvements to the servicing stack, which is the component that installs Windows updates. It also includes a wide variety of small bug fixes, including one that displayed items on the desktop after they have been deleted from the desktop, and another that caused configuration problems with devices that were configured using mobile device management MDM RestrictedGroups , LocalUsersAndGroups , or UserRights policies. This is a relatively minor update, but it does have a few new features.
This update gives you quick access to an integrated feed of dynamic content, such as news, weather, sports, and more, that updates throughout the day, via the Windows taskbar. You can personalize the feed to match your interests.
In addition, devices with Windows installations created from custom offline media or custom ISO images might have the legacy version of Microsoft Edge removed by the update, but not automatically replaced by the new Microsoft Edge.
For details, see Microsoft's Security Update Guide website. There are several other security issues addressed, including fixing a potential elevation of privilege vulnerability in the way Azure Active Directory web sign-in allows arbitrary browsing from the third-party endpoints used for federated authentication.
In this build, Microsoft also removed the Microsoft Edge legacy browser and replaced it with the new Chromium-based Edge.
This update fixes a variety of minor bugs, including one that made high dynamic range HDR screens appear much darker than expected, and another that caused video playback to be out of sync in duplicate mode with multiple monitors. There are several known issues in this build, including one in which System and user certificates might be lost when updating a device from Windows 10 version or later to a later version of Windows There is one known issue in this update, in which system and user certificates may be lost when updating a device from Windows 10 version or later to a later version of Windows This out-of-band update fixes a single bug, which caused a blue screen when you attempted to print to certain printers using some apps.
For details, see the Microsoft Security Update Guide. There are three known issues in this update, including one in which system and user certificates might be lost when updating a device from Windows 10 version This update fixes a variety of minor bugs, including one that caused video playback to flicker when rendering on certain low-latency capable monitors, and another that sometimes prevented the input of strings into the Input Method Editor IME.
This update fixes a bug and includes a variety of security updates. This build fixes a variety of security vulnerabilities, including one with HTTPS-based intranet servers, and a security bypass vulnerability in the way the Printer Remote Procedure Call RPC binding handles authentication for the remote Winspool interface.
For details see the Microsoft Security Update Guide. Some half-jokingly refer to the day after Patch Tuesday as Crash Wednesday , referring to the troubles that sometimes accompany a computer after the patches are installed honestly, this rarely happens. If you're currently using Windows 8. See our Windows 8. These patches from Microsoft update several individual files involved in making Windows and other Microsoft software work.
These files were determined by Microsoft to have security issues, meaning that they have "bugs" that could provide a means to do something malicious to your computer without your knowledge. You need these updates if you're running any supported edition of Microsoft's operating systems, bit or bit. This includes Windows 11, Windows 10, Windows 8, and Windows 8.
A number of other products are receiving patches this month, too. You can see the full list on Microsoft's Security Update Guide page, along with the associated KB articles and security vulnerability details. Just set the date filter mode to Update Tuesday , and then choose July , to avoid showing previous months' updates.
Here's a summary list:. It covers the strategies and opportunities to test updates early, venues to stay informed on the latest updates and issues, and tried and proven ways for you to share ideas and provide feedback. Bookmark the tools that are most relevant to your organization and partner with us through a variety of interactive opportunities.
The May non-security preview release, referred to as our "C" release, is now available for Windows 11, Windows 10 version , and Windows Server Information about the contents of this update is available from the release notes, which are accessible from the Windows 11 , Windows 10 , and Windows Server update history pages.
Beginning, May 24, , the "G1" root certificate is being removed by an out-of-band update. For details on the changes taking place along with detailed migration instructions, see Removal of the U. Microsoft is releasing Out-of-band updates today, May 19, , for some versions of Windows. This update addresses a known issue that might cause authentication failures for some services and an issue that might cause Microsoft Store app installation issues.
All versions are available only on the Microsoft Update Catalog and will not be offered through Windows Update. Note: You do not need to apply any previous update before installing these cumulative updates. Note: If you are using security only updates for these versions of Windows Server, you only need to install these standalone updates for the month of May Security only updates are not cumulative, and you will also need to install all previous Security only updates to be fully up to date.
Monthly rollup updates are cumulative and include security and all quality updates. If you are using Monthly rollup updates, you will need to install both the standalone updates listed above to resolve this issue, and install the Monthly rollups released May 10, to receive the quality updates for May Do you use the Windows 11 and Windows 10 release notes?
Would you like to help us shape the next generation of our update documentation experiences? If so, we would like to hear from you.
We have created an anonymous survey for you to share your feedback. Updated May 20, The issue related to Microsoft Evaluation Center availability has been resolved. Please visit www. The Microsoft Evaluation Center enables organizations, and the IT professionals that support them, to download evaluation versions of Microsoft products. This experience is currently unavailable and work is underway to restore it.
In the meantime, we have published an article with links to download the evaluation software for Windows 11, Windows 10, Windows Server , Windows Server , and related kits. See Accessing trials and kits for Windows for more details.
The May security update release, referred to as our "B" release, is now available for Windows 11 and all supported versions of Windows As of May 10, , the Home and Pro editions of Windows 10, version 20H2, and all editions of Windows 10, version have reached end of servicing. The May security update, released on May 10, is the last update available for these versions.
After that date, devices running these editions will no longer receive monthly security and quality updates containing protections from the latest security threats. To help keep you protected and productive, Windows Update will automatically initiate a feature update for Windows 10 consumer devices and non-managed business devices that are at, or within several months of reaching end of servicing.
This keeps your device supported and receiving monthly updates that are critical to security and ecosystem health. For these devices, you will be able to choose a convenient time for your device to restart and complete the update. Because of this, the IE11 desktop application will be retired on June 15, , on certain versions of Windows This means that the IE11 desktop application will no longer be supported and will be progressively redirected to Microsoft Edge over the following months, and ultimately disabled via Windows Update.
Set your own IE retirement date. The Microsoft Root Certificate Program supports the distribution of root certificates, enabling customers to trust Windows products. On May 24, the "G1" root certificate is being removed by an out-of-band update. It's important that system administrators implement the "G2" root certificate, which replaces the "G1" certificate, before this date. Applications and operations which depend on the "G1" root certificate will fail after the retirement of the certificate on this date.
For details on the changes taking place and detailed migration instructions, see Removal of the U. Windows updates released starting September address a vulnerability in the DCOM remote protocol by progressively increasing security hardening in DCOM throughout This is a second reminder that some server environments might require action before June 14, , to ensure normal operations.
We recommended that IT administrators conduct testing by manually enabling hardening changes as soon as possible to confirm normal operations. To ensure continuity, we recommend that you start planning for this change by moving the remaining on-premises Active Directory devices to Azure AD or hybrid Azure AD join. For more information on these updated requirements, including steps to enroll in Update Compliance, see Azure AD required for Update Compliance after October 15, One year ago, we integrated Windows release health into the Microsoft admin center, giving IT administrators the ability to find additional insights on known issues and view Windows-related notifications in the message center.
In addition to setting up email notifications, IT admins can now leverage the service communications API in Microsoft Graph and enable custom workflows to review, assign, and triage communications about Windows from the message center.
If you are an IT administrator, we encourage you to learn more about these new capabilities and how to customize your email preferences by visiting the Windows IT Pro Blog.
Windows 11 is bringing you more dynamic content in an upcoming change, which will combine personalized widgets and news into the Widgets board. This occurs automatically for most devices. Explore the new changes and how to try this experience in Stay up to date with widgets. The April non-security preview release, referred to as our "C" release, is now available for Windows 11 and all other supported versions of Windows. The April non-security preview release, referred to as our "C" release, is now available for Windows 10, version Information about the contents of this update is available from the release notes, which are accessible from the Windows 10 update history pages.
The April security update release, referred to as our "B" release, is now available for Windows 11 and all supported versions of Windows For instructions on how to install this update on your home device, check this article. On May 10, , the Home and Pro editions of Windows 10, version 20H2, and all editions of Windows 10, version will reach end of servicing.
To help keep you protected and productive, Windows Update will automatically initiate a feature update for Windows 10 home and non-managed business devices that are at, or within several months of reaching end of servicing.
As always, we recommend that you update your devices to the latest version of Windows 10 , or upgrade eligible devices to Windows For more information on end of servicing dates for currently supported versions of Windows 10, see the Windows 10 Home and Pro Lifecycle page , Windows 10 Enterprise and Education Lifecycle page , and Microsoft Lifecycle Policy search tool. Windows 11 will soon enable you to have an update experience more tailored to your organization and a more user-friendly experience.
Tenable also has this blog post with an overview of the fixed vulnerabilities. However, Tenable only gives 62 vulnerabilities with CVEs, nine of which are classified as critical, 53 are classified as "important".
Furthermore, four 0-day vulnerabilities that are already exploited should have been fixed. So there are discrepancies between Bleeping Computer and Tenable. A list of all covered CVEs can be found on this Microsoft page , and excerpts are available in the linked articles from Tenable and Bleeping Computer. Below is still the list of patched products:.
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