{
    "data_type": "CVE",
    "data_format": "MITRE",
    "data_version": "4.0",
    "CVE_data_meta": {
        "ID": "CVE-2021-20671",
        "ASSIGNER": "vultures@jpcert.or.jp",
        "STATE": "PUBLIC"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "WESEEK, Inc.",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "GROWI",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "versions v4.2.2 and earlier"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "Improper Input Validation"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "url": "https://weseek.co.jp/security/2021/03/08/vulnerability/growi-prevent-multiple-xss/",
                "refsource": "MISC",
                "name": "https://weseek.co.jp/security/2021/03/08/vulnerability/growi-prevent-multiple-xss/"
            },
            {
                "url": "https://jvn.jp/en/vu/JVNVU94889258/index.html",
                "refsource": "MISC",
                "name": "https://jvn.jp/en/vu/JVNVU94889258/index.html"
            }
        ]
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "Invalid file validation on the upload feature in GROWI versions v4.2.2 allows a remote attacker with administrative privilege to overwrite the files on the server, which may lead to arbitrary code execution."
            }
        ]
    }
}