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Microsoft Patch Tuesday Fixes 966 Vulnerabilities, Including 2 Exploited 0-Days
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Fusion42 · 9 September 2026 · Fusion42 review
Microsoft's September Patch Tuesday fixed 966 vulnerabilities, including two actively exploited Windows zero-days, critical remote code execution flaws, and significant bugs in networking services, Office, and Hyper-V.
This Wire brief sits within Fusion42's coverage of Cybersecurity, and 5 sources have reported it between 8 Sep 2026 and 10 Sep 2026.
◆ ◆ The Wire takeaway
Microsoft's record-breaking patch batch exposes the need to accelerate your vulnerability management and patch testing processes before attackers exploit known flaws. It is urgent to tighten internal patch workflows to avoid being the next victim of privilege escalation or network attacks.
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5 sources · first reported 8 Sep 2026 · latest 10 Sep 2026
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