{
  "fix": "KB4493458",
  "url": "https://patchblox.com/security/fix/microsoft/kb4493458",
  "summary": "KB4493458, released April 9, 2019, fixes 32 CVEs across 5 products. 2 of them are being exploited (CVE-2019-0803); 2 on CISA KEV. Patch Radar priority: Patch now. The product is no longer supported.",
  "platform": "microsoft",
  "type": "kb",
  "releaseKind": "Security",
  "title": "April 2019 security update",
  "released": "2019-04-09T07:00:00Z",
  "priority": "Patch now",
  "priorityTier": 1,
  "priorityReason": "Closes CVE-2019-0803, exploited (CISA KEV, ransomware)",
  "supported": false,
  "cveCount": 32,
  "exploitedCveCount": 2,
  "kevCveCount": 2,
  "ransomwareCveCount": 2,
  "maxEpss": 0.4523,
  "maxCvss": 7.8,
  "vendorAdvisory": "https://support.microsoft.com/help/4493458",
  "appliesTo": [
    {
      "product": "Windows Server 2008 for 32-bit Systems Service Pack 2",
      "productUrl": "https://patchblox.com/security/product/microsoft/windows-server-2008-for-32-bit-systems-service-pack-2",
      "fixedVersion": "",
      "supported": false
    },
    {
      "product": "Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation)",
      "productUrl": "https://patchblox.com/security/product/microsoft/windows-server-2008-for-32-bit-systems-service-pack-2-server-core-installation",
      "fixedVersion": "",
      "supported": false
    },
    {
      "product": "Windows Server 2008 for Itanium-Based Systems Service Pack 2",
      "productUrl": "https://patchblox.com/security/product/microsoft/windows-server-2008-for-itanium-based-systems-service-pack-2",
      "fixedVersion": "",
      "supported": false
    },
    {
      "product": "Windows Server 2008 for x64-based Systems Service Pack 2",
      "productUrl": "https://patchblox.com/security/product/microsoft/windows-server-2008-for-x64-based-systems-service-pack-2",
      "fixedVersion": "",
      "supported": false
    },
    {
      "product": "Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation)",
      "productUrl": "https://patchblox.com/security/product/microsoft/windows-server-2008-for-x64-based-systems-service-pack-2-server-core-installation",
      "fixedVersion": "",
      "supported": false
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2019-0803",
      "url": "https://patchblox.com/security/cve/CVE-2019-0803",
      "title": "Win32k Elevation of Privilege Vulnerability",
      "component": "Microsoft Graphics Component",
      "impact": "Elevation of Privilege",
      "priority": "Patch now",
      "severity": "Important",
      "cvss": 7,
      "epss": 0.4523,
      "kev": true,
      "ransomware": true,
      "exploited": true,
      "disclosed": false
    },
    {
      "cveId": "CVE-2019-0859",
      "url": "https://patchblox.com/security/cve/CVE-2019-0859",
      "title": "Win32k Elevation of Privilege Vulnerability",
      "component": "Windows Kernel",
      "impact": "Elevation of Privilege",
      "priority": "Patch now",
      "severity": "Important",
      "cvss": 7.8,
      "epss": 0.04186,
      "kev": true,
      "ransomware": true,
      "exploited": true,
      "disclosed": false
    },
    {
      "cveId": "CVE-2019-0853",
      "url": "https://patchblox.com/security/cve/CVE-2019-0853",
      "title": "GDI\u002B Remote Code Execution Vulnerability",
      "component": "Microsoft Graphics Component",
      "impact": "Remote Code Execution",
      "priority": "Urgent",
      "severity": "Critical",
      "cvss": 7.8,
      "epss": 0.30053,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2019-0795",
      "url": "https://patchblox.com/security/cve/CVE-2019-0795",
      "title": "MS XML Remote Code Execution Vulnerability",
      "component": "Microsoft XML",
      "impact": "Remote Code Execution",
      "priority": "Urgent",
      "severity": "Critical",
      "cvss": 7.8,
      "epss": 0.21322,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2019-0791",
      "url": "https://patchblox.com/security/cve/CVE-2019-0791",
      "title": "MS XML Remote Code Execution Vulnerability",
      "component": "Microsoft XML",
      "impact": "Remote Code Execution",
      "priority": "Urgent",
      "severity": "Critical",
      "cvss": 7.8,
      "epss": 0.18177,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2019-0792",
      "url": "https://patchblox.com/security/cve/CVE-2019-0792",
      "title": "MS XML Remote Code Execution Vulnerability",
      "component": "Microsoft XML",
      "impact": "Remote Code Execution",
      "priority": "Urgent",
      "severity": "Critical",
      "cvss": 7.8,
      "epss": 0.18177,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2019-0793",
      "url": "https://patchblox.com/security/cve/CVE-2019-0793",
      "title": "MS XML Remote Code Execution Vulnerability",
      "component": "Microsoft XML",
      "impact": "Remote Code Execution",
      "priority": "Urgent",
      "severity": "Critical",
      "cvss": 7.8,
      "epss": 0.18177,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2019-0794",
      "url": "https://patchblox.com/security/cve/CVE-2019-0794",
      "title": "OLE Automation Remote Code Execution Vulnerability",
      "component": "Microsoft Windows",
      "impact": "Remote Code Execution",
      "priority": "Urgent",
      "severity": "Important",
      "cvss": 7.8,
      "epss": 0.15479,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2019-0845",
      "url": "https://patchblox.com/security/cve/CVE-2019-0845",
      "title": "Windows IOleCvt Interface Remote Code Execution Vulnerability",
      "component": "Microsoft Windows",
      "impact": "Remote Code Execution",
      "priority": "Urgent",
      "severity": "Critical",
      "cvss": 7.5,
      "epss": 0.14813,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2019-0731",
      "url": "https://patchblox.com/security/cve/CVE-2019-0731",
      "title": "Windows Elevation of Privilege Vulnerability",
      "component": "Microsoft Windows",
      "impact": "Elevation of Privilege",
      "priority": "Urgent",
      "severity": "Important",
      "cvss": 6.8,
      "epss": 0.04352,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2019-0730",
      "url": "https://patchblox.com/security/cve/CVE-2019-0730",
      "title": "Windows Elevation of Privilege Vulnerability",
      "component": "Microsoft Windows",
      "impact": "Elevation of Privilege",
      "priority": "Urgent",
      "severity": "Important",
      "cvss": 6.7,
      "epss": 0.04352,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2019-0836",
      "url": "https://patchblox.com/security/cve/CVE-2019-0836",
      "title": "Windows Elevation of Privilege Vulnerability",
      "component": "Microsoft Windows",
      "impact": "Elevation of Privilege",
      "priority": "Urgent",
      "severity": "Important",
      "cvss": 7,
      "epss": 0.043,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2019-0796",
      "url": "https://patchblox.com/security/cve/CVE-2019-0796",
      "title": "Windows Elevation of Privilege Vulnerability",
      "component": "Microsoft Windows",
      "impact": "Elevation of Privilege",
      "priority": "Urgent",
      "severity": "Important",
      "cvss": 6.3,
      "epss": 0.0424,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2019-0732",
      "url": "https://patchblox.com/security/cve/CVE-2019-0732",
      "title": "Windows Security Feature Bypass Vulnerability",
      "component": "Microsoft Windows",
      "impact": "Security Feature Bypass",
      "priority": "Urgent",
      "severity": "Important",
      "cvss": 5.3,
      "epss": 0.03776,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2019-0735",
      "url": "https://patchblox.com/security/cve/CVE-2019-0735",
      "title": "Windows CSRSS Elevation of Privilege Vulnerability",
      "component": "CSRSS",
      "impact": "Elevation of Privilege",
      "priority": "Urgent",
      "severity": "Important",
      "cvss": 7,
      "epss": 0.03662,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2019-0805",
      "url": "https://patchblox.com/security/cve/CVE-2019-0805",
      "title": "Windows Elevation of Privilege Vulnerability",
      "component": "Microsoft Windows",
      "impact": "Elevation of Privilege",
      "priority": "Urgent",
      "severity": "Important",
      "cvss": 6.7,
      "epss": 0.02785,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2019-0844",
      "url": "https://patchblox.com/security/cve/CVE-2019-0844",
      "title": "Windows Kernel Information Disclosure Vulnerability",
      "component": "Windows Kernel",
      "impact": "Information Disclosure",
      "priority": "Urgent",
      "severity": "Important",
      "cvss": 5.5,
      "epss": 0.02127,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2019-0674",
      "url": "https://patchblox.com/security/cve/CVE-2019-0674",
      "title": "Microsoft Office Access Connectivity Engine Remote Code Execution Vulnerability",
      "component": "Microsoft Office",
      "impact": "Remote Code Execution",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.8,
      "epss": 0.18414,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2019-0846",
      "url": "https://patchblox.com/security/cve/CVE-2019-0846",
      "title": "Jet Database Engine Remote Code Execution Vulnerability",
      "component": "Microsoft JET Database Engine",
      "impact": "Remote Code Execution",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.8,
      "epss": 0.16119,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2019-0847",
      "url": "https://patchblox.com/security/cve/CVE-2019-0847",
      "title": "Jet Database Engine Remote Code Execution Vulnerability",
      "component": "Microsoft JET Database Engine",
      "impact": "Remote Code Execution",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.8,
      "epss": 0.16119,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2019-0851",
      "url": "https://patchblox.com/security/cve/CVE-2019-0851",
      "title": "Jet Database Engine Remote Code Execution Vulnerability",
      "component": "Microsoft JET Database Engine",
      "impact": "Remote Code Execution",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.8,
      "epss": 0.16119,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2019-0671",
      "url": "https://patchblox.com/security/cve/CVE-2019-0671",
      "title": "Microsoft Office Access Connectivity Engine Remote Code Execution Vulnerability",
      "component": "Microsoft Office",
      "impact": "Remote Code Execution",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.8,
      "epss": 0.14817,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2019-0673",
      "url": "https://patchblox.com/security/cve/CVE-2019-0673",
      "title": "Microsoft Office Access Connectivity Engine Remote Code Execution Vulnerability",
      "component": "Microsoft Office",
      "impact": "Remote Code Execution",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.8,
      "epss": 0.14817,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2019-0879",
      "url": "https://patchblox.com/security/cve/CVE-2019-0879",
      "title": "Jet Database Engine Remote Code Execution Vulnerability",
      "component": "Microsoft JET Database Engine",
      "impact": "Remote Code Execution",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.8,
      "epss": 0.09791,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2019-0877",
      "url": "https://patchblox.com/security/cve/CVE-2019-0877",
      "title": "Jet Database Engine Remote Code Execution Vulnerability",
      "component": "Microsoft JET Database Engine",
      "impact": "Remote Code Execution",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.8,
      "epss": 0.04949,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2019-0856",
      "url": "https://patchblox.com/security/cve/CVE-2019-0856",
      "title": "Windows Remote Code Execution Vulnerability",
      "component": "Windows Kernel",
      "impact": "Remote Code Execution",
      "priority": "Routine",
      "severity": "Important",
      "cvss": 6.6,
      "epss": 0.19407,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2019-0842",
      "url": "https://patchblox.com/security/cve/CVE-2019-0842",
      "title": "Windows VBScript Engine Remote Code Execution Vulnerability",
      "component": "Microsoft Windows",
      "impact": "Remote Code Execution",
      "priority": "Routine",
      "severity": "Important",
      "cvss": 6.4,
      "epss": 0.18031,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2019-0802",
      "url": "https://patchblox.com/security/cve/CVE-2019-0802",
      "title": "Windows GDI Information Disclosure Vulnerability",
      "component": "Microsoft Graphics Component",
      "impact": "Information Disclosure",
      "priority": "Routine",
      "severity": "Important",
      "cvss": 4.7,
      "epss": 0.09527,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2019-0849",
      "url": "https://patchblox.com/security/cve/CVE-2019-0849",
      "title": "Windows GDI Information Disclosure Vulnerability",
      "component": "Microsoft Graphics Component",
      "impact": "Information Disclosure",
      "priority": "Routine",
      "severity": "Important",
      "cvss": 4.7,
      "epss": 0.09527,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2019-0839",
      "url": "https://patchblox.com/security/cve/CVE-2019-0839",
      "title": "Windows Information Disclosure Vulnerability",
      "component": "Microsoft Windows",
      "impact": "Information Disclosure",
      "priority": "Routine",
      "severity": "Important",
      "cvss": 4.4,
      "epss": 0.022,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2019-0848",
      "url": "https://patchblox.com/security/cve/CVE-2019-0848",
      "title": "Win32k Information Disclosure Vulnerability",
      "component": "Microsoft Windows",
      "impact": "Information Disclosure",
      "priority": "Routine",
      "severity": "Important",
      "cvss": 4.7,
      "epss": 0.02127,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2019-0838",
      "url": "https://patchblox.com/security/cve/CVE-2019-0838",
      "title": "Windows Information Disclosure Vulnerability",
      "component": "Microsoft Windows",
      "impact": "Information Disclosure",
      "priority": "Routine",
      "severity": "Important",
      "cvss": 6.6,
      "epss": 0.02058,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-07T12:40:37Z"
}