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Windows DHCP Server Elevation of Privilege Vulnerability

Type: advisorySources: Official CVE List

Improper link resolution before file access ('link following') in Windows DHCP Server allows an authorized attacker to elevate privileges locally.

Products
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 2025, Windows Server 2025 (Server Core installation)
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2026-62761
Confirmed fixed CVEs
Not specified
Updated in this feed
2 Nov 2026, 13:24 UTC · Revision 2

Source evidence

Windows DHCP Server Elevation of Privilege Vulnerability

core-cve · Original source

Published 11 Aug 2026, 17:06 UTC

Improper link resolution before file access ('link following') in Windows DHCP Server allows an authorized attacker to elevate privileges locally.

cve:CVE-2026-62761

Windows Server 2012

Fixed versions: Not specified

Windows Server 2012 (Server Core installation)

Fixed versions: Not specified

Windows Server 2012 R2

Fixed versions: Not specified

Windows Server 2012 R2 (Server Core installation)

Fixed versions: Not specified

Windows Server 2016

Fixed versions: Not specified

Windows Server 2016 (Server Core installation)

Fixed versions: Not specified

Windows Server 2019

Fixed versions: Not specified

Windows Server 2019 (Server Core installation)

Fixed versions: Not specified

Windows Server 2022

Fixed versions: Not specified

Windows Server 2025

Fixed versions: Not specified

Windows Server 2025 (Server Core installation)

Fixed versions: Not specified

Complete source record
{
  "id": "74974dc663306ce41a8280fdcd9f0c8c5a1236d239fccc7e6b206ca9a7b061b7",
  "url": "https://www.cve.org/CVERecord?id=CVE-2026-62761",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Windows DHCP Server Elevation of Privilege Vulnerability",
    "summary": "Improper link resolution before file access ('link following') in Windows DHCP Server allows an authorized attacker to elevate privileges locally.",
    "evidence": "cve:CVE-2026-62761",
    "products": [
      {
        "name": {
          "value": "Windows Server 2012",
          "evidence": "/containers/cna/affected/0/product"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": []
      },
      {
        "name": {
          "value": "Windows Server 2012 (Server Core installation)",
          "evidence": "/containers/cna/affected/1/product"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": []
      },
      {
        "name": {
          "value": "Windows Server 2012 R2",
          "evidence": "/containers/cna/affected/2/product"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": []
      },
      {
        "name": {
          "value": "Windows Server 2012 R2 (Server Core installation)",
          "evidence": "/containers/cna/affected/3/product"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": []
      },
      {
        "name": {
          "value": "Windows Server 2016",
          "evidence": "/containers/cna/affected/4/product"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": []
      },
      {
        "name": {
          "value": "Windows Server 2016 (Server Core installation)",
          "evidence": "/containers/cna/affected/5/product"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": []
      },
      {
        "name": {
          "value": "Windows Server 2019",
          "evidence": "/containers/cna/affected/6/product"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": []
      },
      {
        "name": {
          "value": "Windows Server 2019 (Server Core installation)",
          "evidence": "/containers/cna/affected/7/product"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": []
      },
      {
        "name": {
          "value": "Windows Server 2022",
          "evidence": "/containers/cna/affected/8/product"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": []
      },
      {
        "name": {
          "value": "Windows Server 2025",
          "evidence": "/containers/cna/affected/9/product"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": []
      },
      {
        "name": {
          "value": "Windows Server 2025 (Server Core installation)",
          "evidence": "/containers/cna/affected/10/product"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": []
      }
    ],
    "severity": "high",
    "structured": {
      "id": "CVE-2026-62761",
      "aliases": [
        "CVE-2026-62761"
      ],
      "metrics": [
        {
          "format": "CVSS",
          "cvssV3_1": {
            "version": "3.1",
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C"
          },
          "scenarios": [
            {
              "lang": "en-US",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "affected": [
        {
          "vendor": "Microsoft",
          "product": "Windows Server 2012",
          "versions": [
            {
              "status": "affected",
              "version": "6.2.9200.0",
              "lessThan": "6.2.9200.26280",
              "versionType": "custom"
            }
          ],
          "platforms": [
            "x64-based Systems"
          ]
        },
        {
          "vendor": "Microsoft",
          "product": "Windows Server 2012 (Server Core installation)",
          "versions": [
            {
              "status": "affected",
              "version": "6.2.9200.0",
              "lessThan": "6.2.9200.26280",
              "versionType": "custom"
            }
          ],
          "platforms": [
            "x64-based Systems"
          ]
        },
        {
          "vendor": "Microsoft",
          "product": "Windows Server 2012 R2",
          "versions": [
            {
              "status": "affected",
              "version": "6.3.9600.0",
              "lessThan": "6.3.9600.23338",
              "versionType": "custom"
            }
          ],
          "platforms": [
            "x64-based Systems"
          ]
        },
        {
          "vendor": "Microsoft",
          "product": "Windows Server 2012 R2 (Server Core installation)",
          "versions": [
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              "version": "6.3.9600.0",
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              "versionType": "custom"
            }
          ],
          "platforms": [
            "x64-based Systems"
          ]
        },
        {
          "vendor": "Microsoft",
          "product": "Windows Server 2016",
          "versions": [
            {
              "status": "affected",
              "version": "10.0.14393.0",
              "lessThan": "10.0.14393.9418",
              "versionType": "custom"
            }
          ],
          "platforms": [
            "x64-based Systems"
          ]
        },
        {
          "vendor": "Microsoft",
          "product": "Windows Server 2016 (Server Core installation)",
          "versions": [
            {
              "status": "affected",
              "version": "10.0.14393.0",
              "lessThan": "10.0.14393.9418",
              "versionType": "custom"
            }
          ],
          "platforms": [
            "x64-based Systems"
          ]
        },
        {
          "vendor": "Microsoft",
          "product": "Windows Server 2019",
          "versions": [
            {
              "status": "affected",
              "version": "10.0.17763.0",
              "lessThan": "10.0.17763.9121",
              "versionType": "custom"
            }
          ],
          "platforms": [
            "x64-based Systems"
          ]
        },
        {
          "vendor": "Microsoft",
          "product": "Windows Server 2019 (Server Core installation)",
          "versions": [
            {
              "status": "affected",
              "version": "10.0.17763.0",
              "lessThan": "10.0.17763.9121",
              "versionType": "custom"
            }
          ],
          "platforms": [
            "x64-based Systems"
          ]
        },
        {
          "vendor": "Microsoft",
          "product": "Windows Server 2022",
          "versions": [
            {
              "status": "affected",
              "version": "10.0.20348.0",
              "lessThan": "10.0.20348.5499",
              "versionType": "custom"
            }
          ],
          "platforms": [
            "x64-based Systems"
          ]
        },
        {
          "vendor": "Microsoft",
          "product": "Windows Server 2025",
          "versions": [
            {
              "status": "affected",
              "version": "10.0.26100.0",
              "lessThan": "10.0.26100.33296",
              "versionType": "custom"
            }
          ],
          "platforms": [
            "x64-based Systems"
          ]
        },
        {
          "vendor": "Microsoft",
          "product": "Windows Server 2025 (Server Core installation)",
          "versions": [
            {
              "status": "affected",
              "version": "10.0.26100.0",
              "lessThan": "10.0.26100.33296",
              "versionType": "custom"
            }
          ],
          "platforms": [
            "x64-based Systems"
          ]
        }
      ],
      "modified": "2026-10-28T20:07:36.135Z",
      "provider": "cve",
      "references": [
        "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62761"
      ],
      "provider_metadata": {
        "adp": [
          {
            "title": "CISA ADP Vulnrichment",
            "metrics": [
              {
                "other": {
                  "type": "ssvc",
                  "content": {
                    "id": "CVE-2026-62761",
                    "role": "CISA Coordinator",
                    "options": [
                      {
                        "Exploitation": "none"
                      },
                      {
                        "Automatable": "no"
                      },
                      {
                        "Technical Impact": "total"
                      }
                    ],
                    "version": "2.0.3",
                    "timestamp": "2026-08-12T03:59:20.258087Z"
                  }
                }
              }
            ],
            "providerMetadata": {
              "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
              "shortName": "CISA-ADP",
              "dateUpdated": "2026-08-12T13:42:13.069Z"
            }
          }
        ],
        "cna": {
          "orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
          "shortName": "microsoft",
          "dateUpdated": "2026-10-28T20:07:36.135Z"
        }
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-62761",
        "evidence": "/cveMetadata/cveId"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/containers/cna/metrics"
  },
  "source_id": "core-cve",
  "document_id": 484728,
  "published_at": "2026-08-11T17:06:09.978+00:00"
}