{
    "id": "CVE-2020-1147",
    "published": "2020-07-14 23:15:12",
    "last_modified": "2026-06-17 03:00:34",
    "cvss_score": "7.8",
    "cvss_severity": "HIGH",
    "cvss_version": "3.1",
    "cvss_vector": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
    "cwe": null,
    "description": "A remote code execution vulnerability exists in .NET Framework, Microsoft SharePoint, and Visual Studio when the software fails to check the source markup of XML file input, aka '.NET Framework, SharePoint Server, and Visual Studio Remote Code Execution Vulnerability'.",
    "epss_score": "0.93966",
    "epss_percentile": "0.99843",
    "kev": 1,
    "kev_due": "2022-05-03",
    "has_exploit": 1,
    "updated_at": "2026-09-26 18:26:09",
    "priority": {
        "rank": 1,
        "label": "Patch first",
        "why": "On CISA KEV — known exploited in the wild, due 2022-05-03."
    },
    "products": [
        {
            "vendor": "microsoft",
            "product": ".net_core"
        },
        {
            "vendor": "microsoft",
            "product": ".net_framework"
        },
        {
            "vendor": "microsoft",
            "product": "sharepoint_enterprise_server"
        },
        {
            "vendor": "microsoft",
            "product": "sharepoint_server"
        },
        {
            "vendor": "microsoft",
            "product": "visual_studio_2017"
        },
        {
            "vendor": "microsoft",
            "product": "visual_studio_2019"
        },
        {
            "vendor": "microsoft",
            "product": "windows_10"
        },
        {
            "vendor": "microsoft",
            "product": "windows_7"
        },
        {
            "vendor": "microsoft",
            "product": "windows_8.1"
        },
        {
            "vendor": "microsoft",
            "product": "windows_rt_8.1"
        },
        {
            "vendor": "microsoft",
            "product": "windows_server_2008"
        },
        {
            "vendor": "microsoft",
            "product": "windows_server_2012"
        },
        {
            "vendor": "microsoft",
            "product": "windows_server_2016"
        },
        {
            "vendor": "microsoft",
            "product": "windows_server_2019"
        }
    ],
    "kev_detail": {
        "cve_id": "CVE-2020-1147",
        "date_added": "2021-11-03",
        "due_date": "2022-05-03",
        "vendor": "Microsoft",
        "product": ".NET Framework, SharePoint, Visual Studio",
        "name": "Microsoft .NET Framework, SharePoint, and Visual Studio Remote Code Execution Vulnerability",
        "ransomware": 0
    },
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "50151",
            "title": "Microsoft SharePoint Server 2019 - Remote Code Execution (2)",
            "date": "2021-07-23",
            "url": "https://www.exploit-db.com/exploits/50151"
        },
        {
            "source": "exploit-db",
            "ref_id": "48747",
            "title": "Microsoft SharePoint Server 2019 - Remote Code Execution",
            "date": "2020-08-17",
            "url": "https://www.exploit-db.com/exploits/48747"
        }
    ],
    "refs_list": [
        "http://packetstormsecurity.com/files/158694/SharePoint-DataSet-DataTable-Deserialization.html",
        "http://packetstormsecurity.com/files/158876/Microsoft-SharePoint-Server-2019-Remote-Code-Execution.html",
        "http://packetstormsecurity.com/files/163644/Microsoft-SharePoint-Server-2019-Remote-Code-Execution.html",
        "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1147",
        "https://www.exploitalert.com/view-details.html?id=35992",
        "http://packetstormsecurity.com/files/158694/SharePoint-DataSet-DataTable-Deserialization.html",
        "http://packetstormsecurity.com/files/158876/Microsoft-SharePoint-Server-2019-Remote-Code-Execution.html",
        "http://packetstormsecurity.com/files/163644/Microsoft-SharePoint-Server-2019-Remote-Code-Execution.html",
        "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1147",
        "https://www.exploitalert.com/view-details.html?id=35992",
        "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-1147"
    ]
}