{
  "cveId": "CVE-2023-23398",
  "url": "https://patchblox.com/security/cve/CVE-2023-23398",
  "summary": "CVE-2023-23398 is fixed in 5 products on 1 platform, first by KB5002348, released March 14, 2023. It is not reported as exploited, but the vendor rates exploitation more likely. Patch Radar priority: Urgent.",
  "title": "Microsoft Excel Spoofing Vulnerability",
  "description": "",
  "published": "2023-03-14T12:00:00Z",
  "severity": "Important",
  "cvss": 7.1,
  "epss": 0.00617,
  "epssPercentile": 0.49748,
  "priority": "Urgent",
  "priorityTier": 2,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "exploitabilityAssessment": "Exploitation More Likely",
  "vendorAdvisory": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-23398",
  "fixes": [
    {
      "platform": "microsoft",
      "product": "Microsoft Excel 2013 RT Service Pack 1",
      "fixedVersion": "",
      "fix": "KB5002348",
      "url": "https://patchblox.com/security/fix/microsoft/kb5002348",
      "released": "2023-03-14T12:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Microsoft Excel 2013 Service Pack 1 (32-bit editions)",
      "fixedVersion": "",
      "fix": "KB5002348",
      "url": "https://patchblox.com/security/fix/microsoft/kb5002348",
      "released": "2023-03-14T12:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Microsoft Excel 2013 Service Pack 1 (64-bit editions)",
      "fixedVersion": "",
      "fix": "KB5002348",
      "url": "https://patchblox.com/security/fix/microsoft/kb5002348",
      "released": "2023-03-14T12:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Microsoft Excel 2016 (32-bit edition)",
      "fixedVersion": "",
      "fix": "KB5002351",
      "url": "https://patchblox.com/security/fix/microsoft/kb5002351",
      "released": "2023-03-14T12:00:00Z"
    },
    {
      "platform": "microsoft",
      "product": "Microsoft Excel 2016 (64-bit edition)",
      "fixedVersion": "",
      "fix": "KB5002351",
      "url": "https://patchblox.com/security/fix/microsoft/kb5002351",
      "released": "2023-03-14T12:00:00Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-07T12:40:37Z"
}