{
    "data_type": "CVE",
    "data_format": "MITRE",
    "data_version": "4.0",
    "CVE_data_meta": {
        "ID": "CVE-2021-20866",
        "ASSIGNER": "vultures@jpcert.or.jp",
        "STATE": "PUBLIC"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "Delicious Brains",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "Advanced Custom Fields and Advanced Custom Fields Pro",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "versions prior to 5.11"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "Missing authorization"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "url": "https://www.advancedcustomfields.com/",
                "refsource": "MISC",
                "name": "https://www.advancedcustomfields.com/"
            },
            {
                "url": "https://wordpress.org/plugins/advanced-custom-fields/",
                "refsource": "MISC",
                "name": "https://wordpress.org/plugins/advanced-custom-fields/"
            },
            {
                "url": "https://jvn.jp/en/jp/JVN09136401/index.html",
                "refsource": "MISC",
                "name": "https://jvn.jp/en/jp/JVN09136401/index.html"
            }
        ]
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "Advanced Custom Fields versions prior to 5.11 and Advanced Custom Fields Pro versions prior to 5.11 contain a missing authorization vulnerability in obtaining the user list which may allow a user to obtain the unauthorized information via unspecified vectors."
            }
        ]
    }
}