[BESAdmin-Announcements] Content Release: Patches for Windows published 2026-05-20

[Announcements for BES Administrators]

Content in the Patches for Windows site has been modified

New:

* Major [ID:500529201] 5005292: Update for Microsoft Defender for Endpoint
- Microsoft Defender for Endpoint (Version 10.8827.27935.1000) - KB5005292
(x64)
* Major [ID:405262303] 4052623: Update for Microsoft Defender antimalware
platform - Microsoft Defender Antivirus - KB4052623 (x64)
* Major [ID:405262302] 4052623: Update for Microsoft Defender antimalware
platform - Microsoft Defender Antivirus - KB4052623

Modified:

* Major [ID:4298702] 42987: Rollback Mitigations using Exchange On-premises
Mitigation Tool for Exchange Server associated with (CVE-2026-42897)
* Major [ID:4298701] 42987: Enable Mitigations using Exchange On-premises
Mitigation Tool for Exchange Server associated with (CVE-2026-42897)

Reason for Update:

* New updates for Windows Defender from Microsoft.
* Modified CVE Field for Exchange Server Fixlets.

Actions to Take:

* None.

Published site version:

Site Name: Patches for Windows
Version: 4720

Additional links:


Application Engineering Team
HCL BigFix
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