CVE-2026-96064HighMicrosoft CVSS 8.8CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

Microsoft security update for CVE-2026-96064 — Windows Server

Published
November 10, 2026
Last Modified
—

🔗 CVE IDs covered (1)

CVE-2026-96064 →

📋 Microsoft's advisory

EchelonGraph does not copy Microsoft's advisory page: its FAQ and remediation text are not shown here. Read the advisory on https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-96064. This page also shows what EchelonGraph holds for CVE-2026-96064, with the description from its CVE record, which the CVE Numbering Authority that assigned the CVE wrote: for a CVE Microsoft assigned, often in the words of Microsoft's own advisory.

🎯 Affected products8

  • Windows Server 2016
  • Windows Server 2016 (Server Core installation)
  • Windows Server 2019
  • Windows Server 2019 (Server Core installation)
  • Windows Server 2022
  • Windows Server 2022 (Server Core installation)
  • Windows Server 2025
  • Windows Server 2025 (Server Core installation)

✅ Updates Microsoft lists: 4 KB articles and 1 other update

5 rows: one per KB article or update, update type and fixed build. Their details are on Microsoft's advisory.

KB articleUpdateFixed build
KB5131291Security Update10.0.14393.9688
KB5131085Security Update10.0.17763.9487
KB5131090Security Update10.0.20348.5870
KB5131080Security Update10.0.26100.33822
—Security Update10.0.26100.33730

🧭 EchelonGraph on CVE-2026-96064

EchelonGraph score
8.8 HIGH
CISA KEV
Not listed
Fix status
A fix is available — apply it.

Description from the CVE record (CVE.org), as published by its numbering authority

Heap-based buffer overflow in DNS Server allows an authorized attacker to execute code over a network.

Published by Microsoft Corporation, the CVE Numbering Authority that assigned CVE-2026-96064, in its CVE record at CVE.org; reused under the CVE Program's Terms of Use (its licence and MITRE's copyright notice are in our Terms of Service).

🔗 References (10)