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Microsoft security patch release for CVE-2025-54100

Security Patch Release
First reported
Last updated
Happening score
H score 46
1 unique sources, 1 articles

Summary

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Microsoft issued KB5071546 as a mandatory security update for Windows 10 Enterprise LTSC and ESU systems, closing 57 vulnerabilities and reducing exposure from three zero-day flaws. The update will auto-install and prompt for a restart when complete. One fixed issue is CVE-2025-54100, a PowerShell remote code execution flaw that could run malicious scripts from a webpage retrieved with Invoke-WebRequest. Systems finish on build 19045.6691 or 19044.6691 depending on edition.

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Timeline

  1. 09.12.2025 21:54 2 articles · 5mo ago

    Microsoft releases Windows 10 KB5071546 security update

    Initial Disclosure

    Microsoft released KB5071546 for Windows 10 Enterprise LTSC and Windows 10 ESU systems, resolving 57 security vulnerabilities including three zero-days and CVE-2025-54100 in PowerShell. The update adds a confirmation warning for Invoke-WebRequest when page content could execute embedded scripts, is mandatory on eligible systems, automatically installs and prompts a restart, and advances devices to build 19045.6691 or build 19044.6691 depending on edition; Microsoft also reported no known issues.

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