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Security · High impactFan score 65 · Tier A5 sources

Microsoft’s Patch Tuesday surpasses 1,000 bugs for second month in a row

The Record ·

Microsoft’s Patch Tuesday surpasses 1,000 bugs for second month in a row

The Brief · written from 5 sources

  • Microsoft's November 2026 Patch Tuesday fixed more than 1,000 flaws; source counts vary from 1,093 (The Record) to 1,260 (SANS).
  • Microsoft says it is aware of active exploitation of Outlook zero-day CVE-2026-124194.
  • SANS reports 68 of the vulnerabilities are critical and 167 are Chromium issues affecting Microsoft Edge.
  • Windows 10 extended security update KB5131096 includes the November 2026 fixes plus a few bug fixes and changes.

Why it matters

The exploited Outlook zero-day makes this update a priority for anyone running Outlook. The sheer volume of fixes also means teams need to plan testing and deployment for a large patch batch.

Who’s affected

  • Organisations running Microsoft Outlook
  • Windows 10 systems receiving extended security updates
  • Microsoft Edge users

What to do

  1. Install the November 2026 Patch Tuesday updates, prioritising the Outlook fix for CVE-2026-124194
  2. Windows 10 systems enrolled in extended security updates can install KB5131096

An exploited Outlook vulnerability drew most of the attention in Microsoft's latest Patch Tuesday, which listed 1,093 bugs total.

Read the full story at therecord.media ↗

Timeline

  1. Microsoft releases November 2026 Patch Tuesday fixes, including exploited Outlook zero-day

  2. Windows 10 KB5131096 extended security update released

  3. BleepingComputer

    Microsoft November 2026 Patch Tuesday fixes 1,235 flaws, Outlook zero-day

  4. SANS Internet Storm Center, InfoCON: green

    Microsoft Patch Tuesday November 2027 , (Tue, Nov 10th)

  5. SecurityWeek

    Exploited Outlook Zero-Day Among 1,094 Flaws Patched by Microsoft

  6. BleepingComputer

    Microsoft releases Windows 10 KB5131096 extended security update

  7. The Record from Recorded Future News

    Microsoft’s Patch Tuesday surpasses 1,000 bugs for second month in a row

Full coverage · 5 sources

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    Microsoft’s Patch Tuesday surpasses 1,000 bugs for second month in a row – The Morning Dev