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Update Summary

KB5134140 is a non-security, out-of-band cumulative update for Windows Server 2022 that adds updated trusted root certificates for devices unable to receive automatic CTL updates.

Update Details

Security

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Bug Fixes

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Known Issues

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Hints

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Product Information

Vendor: Microsoft

Product: Windows Server 2022

Product type: Software

Application category: Utilities

Platform: Windows

Version: OS Build 20348.5773; SSU 20348.5739

Vendor information published: Oct 26, 2026

Original release notes: View on vendor site

Published on updatealert.io: Oct 28, 2026

Description: Server operating system for on-premises and hybrid workloads.