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KB Details - KB5063878
KB5063878
Important
⚠️ Yes
Title
August 12, 2025—KB5063878 (OS Build 26100.4946) - Microsoft Support
Severity
Important
Known Issues
⚠️ Yes
Known Issues Count
1
Update Type
Security
Release Date
2025-08-12
OS Builds
26100.4946
Products Affected
Windows
Known Issues Details
#1 - Error events for CertificateServicesClient Status: Investigating Symptoms: Error events are logged in Event Viewer related to CertificateServicesClient. Workaround: N/A Affected: Systems with the July 2025 non-security preview update or later.
Description
[Security] After installing the July 2025 Windows non-security preview update (KB5062600) or a later update, including the August 2025 Windows security update, error events related to CertificateServicesClient (CertEnroll) may be logged in Event Viewer. The error indicates that the "Microsoft Pluton Cryptographic Provider" provider was not loaded.
⚠️ Known Issues: Error events for CertificateServicesClient
Symptoms: Error events are logged in Event Viewer related to CertificateServicesClient.