KB5071546: The Invoke-WebRequest command now includes a confirmation prompt

December 9, 2025—KB5071546 (OS Builds 19045.6691 and 19044.6691)

This security update includes fixes and quality improvements that are part of the following updates:

• November 11, 2025—KB5071959 (OS Build 19045.6466) Out-of-band
• November 11, 2025—KB5068781 (OS Builds 19044.6575 and 19045.6575)

The following is a summary of the issues that this update addresses when you install this update. If there are new features, it lists them as well. The bold text within the brackets indicates the item or area of the change we are documenting.

• [PowerShell 5.1] The Invoke-WebRequest command now includes a confirmation prompt with a security warning of a script execution risk. You can choose to continue or cancel the request. For additional details, see CVE-2025-54100 and KB5074596: PowerShell 5.1: Preventing script execution from web content.

If you installed earlier updates, only the new updates contained in this package will be downloaded and installed on your device.