KB5122876: Windows 10 version 1809 / Windows Server 2019 Security Update (September 2026)

critical Nessus Plugin ID 343869

Version 1.6

Sep 22, 2026, 8:27 AM

  • CVSS metrics ("CVSSv2 score" set to 10.0)
  • CVSS metrics ("CVSSv2 vector" set to "CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C")
  • CVSS metrics ("CVSSv3 score" set to 9.8)
  • CVSS metrics ("CVSSv3 vector" set to "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H")
  • CVSSv2 score source (changed from "CVE-2026-70124" to "CVE-2026-72950")
  • CVSSv3 score source (changed from "CVE-2026-77503" to none)

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