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Tom’s Guide
Tom’s Guide
Technology
Amber Bouman

Microsoft just fixed over 107 flaws including one serious zero-day — update your PC right now

Microsoft Windows 11 running on an Apple MacBook laptop.

Yesterday was Microsoft’s August 2025 Patch Tuesday, and it was a busy one: The company issued patches for 107 total vulnerabilities including one zero-day flaw for an exploit in Windows Kerberos.

Bleeping Computer reports that of the total flaws that were fixed, thirteen were rated critical. Of those thirteen critical flaws, nine were remote code execution style vulnerabilities, three were information disclosure attacks and one was an elevation of privilege.

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