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CVE-2026-78442

🗓️ 08 Sep 2026 17:18:20Reported by microsoftType 
cve
 cve
🔗 web.nvd.nist.gov👁 53 Views

Heap-based buffer overflow in Windows OLE DB allows unauthorized remote code execution.

Related
Detection
Affected
Refs
NVD
Vulners
CNA
Node
OR
microsoftsql_server_2017Range<14.0.2130.4x64
microsoftsql_server_2017Range14.0.3006.16–14.0.3550.4x64
microsoftsql_server_2019Range<15.0.2190.7x64
microsoftsql_server_2019Range15.0.4003.23–15.0.4490.9x64
[
  {
    "vendor": "Microsoft",
    "product": "Microsoft SQL Server 2017 (CU 31)",
    "platforms": [
      "x64-based Systems"
    ],
    "versions": [
      {
        "version": "14.0.0",
        "lessThan": "14.0.3550.4",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Microsoft SQL Server 2017 (GDR)",
    "platforms": [
      "x64-based Systems"
    ],
    "versions": [
      {
        "version": "14.0.0",
        "lessThan": "14.0.2130.4",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Microsoft SQL Server 2019 (CU 32)",
    "platforms": [
      "x64-based Systems"
    ],
    "versions": [
      {
        "version": "15.0.0.0",
        "lessThan": "15.0.4490.9",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Microsoft SQL Server 2019 (GDR)",
    "platforms": [
      "x64-based Systems"
    ],
    "versions": [
      {
        "version": "15.0.0",
        "lessThan": "15.0.2190.7",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  }
]

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29 Sep 2026 21:46Current
6.3Medium risk
Vulners AI Score6.3
CVSS 3.18.8
EPSS0.00819
SSVC
53