Here is a summary of the original Petri article on the Windows 11 'inetpub' folder security risk:
What happened?
After the April 2025 Patch Tuesday update, a new "inetpub" folder started appearing on Windows 10 and 11 machines.
Microsoft created this folder to help patch a bug (CVE-2025-21204)...
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Fixes a problem in Windows Server 2008 R2 and in Windows 7 where you are unable to update the target location of offline file shares in the offline file client side cache without administrative permission.
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