CVE-2026-20864

LLM-synthesized narrative grounded in this CVE's description and references.

• Microsoft/Windows Connected Devices Platform Servicellm-fuzzy
• Microsoft/Windows Server 2019 (Server Core installation)v5

  Range: 10.0.17763.0
• Microsoft/Windows Server 2022, 23H2 Edition (Server Core installation)v5

  Range: 10.0.25398.0
• Microsoft/Windows Server 2025 (Server Core installation)v5

  Range: 10.0.26100.0
• Microsoft/Windows 10 version 1607cpe-rescue

  Range: 10.0.22631.0
• Microsoft/Windows 10 1809cpe-rescue3 versions

  10.0.17763.0+ 2 more

  • (no CPE)range: 10.0.17763.0
  • cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*range: <10.0.17763.8276
  • cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:*range: <10.0.17763.8276
• Microsoft/Windows 10 1607cpe-rescue4 versions

  10.0.19044.0+ 3 more

  • (no CPE)range: 10.0.19044.0
  • cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:*:*range: <10.0.19044.6809
  • cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:*:*range: <10.0.19045.6809
  • (no CPE)range: 10.0.19045.0
• Microsoft/Windows 11 23h2cpe-rescue2 versions

  10.0.22631.0+ 1 more

  • (no CPE)range: 10.0.22631.0
  • cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:*:*range: <10.0.22631.6491
• Microsoft/Windows 11 24h2cpe-rescue2 versions

  10.0.26100.0+ 1 more

  • (no CPE)range: 10.0.26100.0
  • cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:*:*range: <10.0.26100.7623
• Microsoft/Windows 11 25h2cpe-rescue2 versions

  10.0.26200.0+ 1 more

  • (no CPE)range: 10.0.26200.0
  • cpe:2.3:o:microsoft:windows_11_25h2:*:*:*:*:*:*:*:*range: <10.0.26200.7623
• Microsoft/Windows Server 2019cpe-rescue2 versions

  10.0.17763.0+ 1 more

  • (no CPE)range: 10.0.17763.0
  • cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*range: <10.0.17763.8276
• Microsoft/Windows Server 2025cpe-rescue2 versions

  10.0.26100.0+ 1 more

  • (no CPE)range: 10.0.26100.0
  • cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:*range: <10.0.26100.32230
• Microsoft/Windows Server 2003cpe-rescue2 versions

  10.0.20348.0+ 1 more

  • (no CPE)range: 10.0.20348.0
  • cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:*range: <10.0.20348.4648
• Microsoft/Windows Server 2012

  cpe:2.3:o:microsoft:windows_server_2022_23h2:*:*:*:*:*:*:*:*

  Range: <10.0.25398.2092

• msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20864nvdVendor Advisory
• www.vicarius.io/vsociety/posts/cve-2026-20864-detection-script-heap-based-buffer-overflow-in-windows-connected-devices-platform-servicenvd
• www.vicarius.io/vsociety/posts/cve-2026-20864-mitigation-script-heap-based-buffer-overflow-in-windows-connected-devices-platform-servicenvd

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