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CVE-2026-20803

🗓️ 13 Jan 2026 17:56:06Reported by microsoftType 
cve
 cve
🔗 web.nvd.nist.gov📰️ 1 Media mentions👁 40 Views

CVE-2026-20803 is an elevation of privilege vulnerability in Microsoft SQL Server.

Related
Detection
Affected
Refs
Social
NVD
Vulners
CNA
Node
microsoftsql_server_2022Range16.0.1000.616.0.1165.1x64
OR
microsoftsql_server_2022Range16.0.4003.116.0.4230.2x64
OR
microsoftsql_server_2025Match17.0.1000.7x64
[
  {
    "vendor": "Microsoft",
    "product": "Microsoft SQL Server 2022 (GDR)",
    "platforms": [
      "x64-based Systems"
    ],
    "versions": [
      {
        "version": "16.0.0",
        "lessThan": "16.0.1165.1",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Microsoft SQL Server 2022 for x64-based Systems (CU 22)",
    "versions": [
      {
        "version": "16.0.0.0",
        "lessThan": "16.0.4230.2",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Microsoft SQL Server 2025 for x64-based Systems (GDR)",
    "versions": [
      {
        "version": "17.0.1050.2",
        "lessThan": "17.0.1050.2",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  }
]

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01 Apr 2026 13:48Current
7.3High risk
Vulners AI Score7.3
CVSS 3.17.2
EPSS0.00087
SSVC
40