Microsoft’s Patch Tuesday: 172 Flaws Fixed

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Microsoft has released its October 2025 Patch Tuesday updates, addressing 172 security flaws, including six zero-day vulnerabilities. Among these, eight are rated “Critical,” consisting of five remote code execution bugs and three elevation of privilege issues.

The breakdown of the patched vulnerabilities is as follows: 80 elevation of privilege, 11 security feature bypass, 31 remote code execution, 28 information disclosure, 11 denial of service, and 10 spoofing vulnerabilities. Microsoft’s tally excludes fixes rolled out earlier this month for Azure, Mariner, and Edge.

This week also marks the end of free security updates for Windows 10, with this being its final Patch Tuesday. Users who wish to continue receiving updates can purchase Extended Security Updates (ESU) — one year ...