CVE-2026-26128

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

• Microsoft/Windows 10 160711 versions

  cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x64:*+ 10 more

  • cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x64:*range: <10.0.14393.8957
  • cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x86:*range: <10.0.14393.8957
  • cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:arm64:*range: <10.0.19044.7058
  • cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:x64:*range: <10.0.19044.7058
  • cpe:2.3:o:microsoft:windows_10_21h2:*:*:*:*:*:*:x86:*range: <10.0.19044.7058
  • cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:arm64:*range: <10.0.19045.7058
  • cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:x64:*range: <10.0.19045.7058
  • cpe:2.3:o:microsoft:windows_10_22h2:*:*:*:*:*:*:x86:*range: <10.0.19045.7058
  • (no CPE)range: 10.0.14393.0
  • (no CPE)range: 10.0.19044.0
  • (no CPE)range: 10.0.19045.0
• Microsoft/Windows 10 18093 versions

  cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*+ 2 more

  • cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*range: <10.0.17763.8511
  • cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:*range: <10.0.17763.8511
  • (no CPE)range: 10.0.17763.0
• Microsoft/Windows 11 23h23 versions

  cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:arm64:*+ 2 more

  • cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:arm64:*range: <10.0.22631.6783
  • cpe:2.3:o:microsoft:windows_11_23h2:*:*:*:*:*:*:x64:*range: <10.0.22631.6783
  • (no CPE)range: 10.0.22631.0
• Microsoft/Windows 11 24h23 versions

  cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:arm64:*+ 2 more

  • cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:arm64:*range: <10.0.26100.7979
  • cpe:2.3:o:microsoft:windows_11_24h2:*:*:*:*:*:*:x64:*range: <10.0.26100.7979
  • (no CPE)range: 10.0.26100.0
• Microsoft/Windows 11 25h23 versions

  cpe:2.3:o:microsoft:windows_11_25h2:*:*:*:*:*:*:arm64:*+ 2 more

  • cpe:2.3:o:microsoft:windows_11_25h2:*:*:*:*:*:*:arm64:*range: <10.0.26200.7979
  • cpe:2.3:o:microsoft:windows_11_25h2:*:*:*:*:*:*:x64:*range: <10.0.26200.7979
  • (no CPE)range: 10.0.26200.0
• Microsoft/Windows 11 26h13 versions

  cpe:2.3:o:microsoft:windows_11_26h1:*:*:*:*:*:*:arm64:*+ 2 more

  • cpe:2.3:o:microsoft:windows_11_26h1:*:*:*:*:*:*:arm64:*range: <10.0.28000.1719
  • cpe:2.3:o:microsoft:windows_11_26h1:*:*:*:*:*:*:x64:*range: <10.0.28000.1719
  • (no CPE)range: 10.0.28000.0
• Microsoft/Windows Server 20125 versions

  cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*+ 4 more

  • cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*
  • cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*
  • cpe:2.3:o:microsoft:windows_server_2022_23h2:*:*:*:*:*:*:*:*range: <10.0.25398.2207
  • (no CPE)range: 6.2.9200.0
  • (no CPE)range: 6.3.9600.0
• Microsoft/Windows Server 20162 versions

  cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*+ 1 more

  • cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*range: <10.0.14393.8957
  • (no CPE)range: 10.0.14393.0
• Microsoft/Windows Server 20192 versions

  cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*+ 1 more

  • cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*range: <10.0.17763.8511
  • (no CPE)range: 10.0.17763.0
• Microsoft/Windows Server 20032 versions

  cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:*+ 1 more

  • cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:*range: <10.0.20348.4830
  • (no CPE)range: 10.0.20348.0
• Microsoft/Windows Server 20252 versions

  cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:x64:*+ 1 more

  • cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:x64:*range: <10.0.26100.32463
  • (no CPE)range: 10.0.26100.0
• Microsoft/Windows 11 version 22H3v5

  Range: 10.0.22631.0
• Microsoft/Windows Server 2012 R2 (Server Core installation)v5

  Range: 6.3.9600.0
• Microsoft/Windows Server 2012 (Server Core installation)v5

  Range: 6.2.9200.0
• Microsoft/Windows Server 2016 (Server Core installation)v5

  Range: 10.0.14393.0
• 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

• msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26128nvdVendor Advisory
• www.vicarius.io/vsociety/posts/cve-2026-26128-detection-script-improper-authentication-in-windows-smb-servernvd
• www.vicarius.io/vsociety/posts/cve-2026-26128-mitigation-script-improper-authentication-in-windows-smb-servernvd

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