{
    "data_type": "CVE",
    "data_format": "MITRE",
    "data_version": "4.0",
    "CVE_data_meta": {
        "ID": "CVE-2021-20814",
        "ASSIGNER": "vultures@jpcert.or.jp",
        "STATE": "PUBLIC"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "Six Apart Ltd.",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "Movable Type",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "Movable Type 7 r.4903 and earlier (Movable Type 7 Series), Movable Type Advanced 7 r.4903 and earlier (Movable Type Advanced 7 Series), and Movable Type Premium 1.44 and earlier"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "Cross-site scripting"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "url": "https://movabletype.org/news/2021/08/mt-780-681-released.html",
                "refsource": "MISC",
                "name": "https://movabletype.org/news/2021/08/mt-780-681-released.html"
            },
            {
                "url": "https://jvn.jp/en/jp/JVN97545738/index.html",
                "refsource": "MISC",
                "name": "https://jvn.jp/en/jp/JVN97545738/index.html"
            }
        ]
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "Cross-site scripting vulnerability in Setting screen of ContentType Information Widget Plugin of Movable Type (Movable Type 7 r.4903 and earlier (Movable Type 7 Series), Movable Type Advanced 7 r.4903 and earlier (Movable Type Advanced 7 Series), and Movable Type Premium 1.44 and earlier) allows remote attackers to inject arbitrary script or HTML via unspecified vectors."
            }
        ]
    }
}