Microsoft Confirms Windows Servers Enter Reboot Loops Following April Patches
ID: 55089ea2-0888-5068-b6ac-4aee858bb424
STIX ID: report--55089ea2-0888-5068-b6ac-4aee858bb424
Feed Name: cybersecurityNews.com
Threat Score
**Executive summary:** Microsoft’s April 14, 2026 cumulative update KB5082063 for Windows Server 2025 has been confirmed to cause repeated reboot loops on affected domain controllers, installation failures reporting error 0x800F0983 for a subset of servers, and may force devices with certain BitLocker Group Policy configurations into BitLocker recovery; Microsoft is investigating and recommends pausing deployment on domain controllers and safeguarding offline recovery keys.
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