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High severity8.8NVD Advisory· Published Jul 14, 2026· Updated Jul 16, 2026

CVE-2026-48564

CVE-2026-48564

Description

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

Affected products

11
  • Microsoft/Windows Server DHCP servicellm-fuzzy
  • Microsoft/Windows 10 16072 versions
    cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x64:*+ 1 more
    • cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x64:*range: <10.0.14393.9339
    • cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x86:*range: <10.0.14393.9339
  • Microsoft/Windows 10 18092 versions
    cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*+ 1 more
    • cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*range: <10.0.17763.9020
    • cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:*range: <10.0.17763.9020
  • Microsoft/Windows Server 20122 versions
    cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:*
    • cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*
  • Microsoft/Windows Server 2016
    cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:x64:*
    Range: <10.0.14393.9339
  • Microsoft/Windows Server 2019
    cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:x64:*
    Range: <10.0.17763.9020
  • Microsoft/Windows Server 2003
    cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:x64:*
    Range: <10.0.20348.5386
  • Microsoft/Windows Server 2025
    cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:x64:*
    Range: <10.0.26100.33158

Patches

Vulnerability mechanics

References

1

News mentions

0

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