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Findings

Vulnerability · CVE-2026-96320

Windows DHCP Server Remote Code Execution Vulnerability

Published Oct 13, 2026 · corrected/updated Oct 16, 2026 · Microsoft Windows 10 Version 1607 · evidence confidence medium

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

Grounded briefings

Catalog interpretations for three audiences. Each brief cites ingested metadata and the original advisories below. They are not independent research and they do not invent exploit steps.

Executive

CVE-2026-96320 is a critical public vulnerability record for Microsoft Windows 10 Version 1607. It is not currently listed in the CISA Known Exploited catalog. Check the linked vendor or CERT advisories for patch status. This summary is a catalog interpretation of the ingested metadata and cites the original advisories below.

System administrator

Identify whether Microsoft Windows 10 Version 1607 is in your estate, then compare installed versions with the affected ranges. Affected packages or ranges on record: Microsoft Windows 10 Version 1607; Microsoft Windows 10 Version 1809; Microsoft Windows Server 2012; Microsoft Windows Server 2012 (Server Core installation). Check the linked vendor or CERT advisories for patch status. Prefer the vendor or distribution advisory linked in Sources before changing production systems. This is a catalog interpretation, not a runbook.

Security analyst

Signals on file: CVSS 9.8 (technical impact); EPSS awaiting sync or unavailable (not low probability). It is not currently listed in the CISA Known Exploited catalog. Weakness classes: CWE-122. Sources contributing to this record: cve_org, tenable. Public exploit references, when present, are outbound links only and are not proof of active exploitation. This is a catalog interpretation of stored metadata.

Exploitation and remediation

  • Exploitation evidence

    Not listed as known exploited in CISA KEV. Not in CISA KEV or VulnCheck KEV.

  • Patch and remediation

    A patch or advisory reference is linked. Open the original publisher for availability by product version.

  • Safe detection guidance

    Compare installed versions with the affected ranges below and verify the advisory from the original publisher. This site stores metadata and outbound links only; it does not ship exploit code or proof-of-concept payloads.

Technology hubs

Windows

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Oct 16, 2026 · Tenable CVE Database

    Detected

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

  2. Oct 16, 2026 · CVE.org

    Updated

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

Affected

  • vendor Microsoft Windows 10 Version 1607version unspecified
  • vendor Microsoft Windows 10 Version 1809version unspecified
  • vendor Microsoft Windows Server 2012version unspecified
  • vendor Microsoft Windows Server 2012 (Server Core installation)version unspecified
  • vendor Microsoft Windows Server 2012 R2version unspecified
  • vendor Microsoft Windows Server 2012 R2 (Server Core installation)version unspecified
  • vendor Microsoft Windows Server 2016version unspecified
  • vendor Microsoft Windows Server 2016 (Server Core installation)version unspecified

Sources

  • CVE.orgVulnerability recordCVE-2026-96320

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

    cve.org
  • Tenable CVE DatabaseVulnerability recordCVE-2026-96320

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

    tenable.com

References