CVE-2026-48570HighMicrosoft CVSS 7.9CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N/E:P/RL:O/RC:C

Microsoft security update for CVE-2026-48570 — Windows

Published
June 10, 2026
Last Modified
—

🔗 CVE IDs covered (1)

CVE-2026-48570 →

📋 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-2026-48570. This page also shows what EchelonGraph holds for CVE-2026-48570, 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 products30

  • Windows 10 Version 1607 for 32-bit Systems
  • Windows 10 Version 1607 for x64-based Systems
  • Windows 10 Version 1809 for 32-bit Systems
  • Windows 10 Version 1809 for x64-based Systems
  • Windows 10 Version 21H2 for 32-bit Systems
  • Windows 10 Version 21H2 for ARM64-based Systems
  • Windows 10 Version 21H2 for x64-based Systems
  • Windows 10 Version 22H2 for 32-bit Systems
  • Windows 10 Version 22H2 for ARM64-based Systems
  • Windows 10 Version 22H2 for x64-based Systems
  • Windows 11 Version 23H2 for ARM64-based Systems
  • Windows 11 Version 23H2 for x64-based Systems
  • Windows 11 Version 24H2 for ARM64-based Systems
  • Windows 11 Version 24H2 for x64-based Systems
  • Windows 11 Version 25H2 for ARM64-based Systems
  • Windows 11 Version 25H2 for x64-based Systems
  • Windows 11 Version 26H1 for ARM64-based Systems
  • Windows 11 version 26H1 for x64-based Systems
  • Windows Server 2012
  • Windows Server 2012 (Server Core installation)
  • Windows Server 2012 R2
  • Windows Server 2012 R2 (Server Core installation)
  • 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: 10 KB articles

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

KB articleUpdateFixed build
KB5094123Security Update10.0.17763.8880
KB5094128Security Update10.0.20348.5256
KB5094127Security Update10.0.19044.7417
KB5094127Security Update10.0.19045.7417
KB5094125Security Update10.0.26100.32995
KB5094126Security Update10.0.26200.8655
KB5093998Security Update10.0.22631.7219
KB5094126Security Update10.0.26100.8655
KB5095051Security Update10.0.28000.2269
KB5094122Security Update10.0.14393.9234
KB5094042Monthly Rollup6.2.9200.26132
KB5094041Monthly Rollup6.3.9600.23228

🧭 EchelonGraph on CVE-2026-48570

EchelonGraph score
7.9 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

Protection mechanism failure in Windows Secure Boot allows an authorized attacker to bypass a security feature locally.

Published by Microsoft Corporation, the CVE Numbering Authority that assigned CVE-2026-48570, 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 (21)