cvelist/2021/4xxx/CVE-2021-4074.json

{
    "CVE_data_meta": {
        "AKA": "Wordfence",
        "ASSIGNER": "security@wordfence.com",
        "ID": "CVE-2021-4074",
        "STATE": "PUBLIC",
        "TITLE": "WHMCS Bridge <= 6.1 Subscriber+ Stored Cross-Site Scripting"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "product": {
                        "product_data": [
                            {
                                "product_name": "WHMCS Bridge",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<=",
                                            "version_name": "6.1",
                                            "version_value": "6.1"
                                        }
                                    ]
                                }
                            }
                        ]
                    },
                    "vendor_name": "WHMCS Bridge"
                }
            ]
        }
    },
    "credit": [
        {
            "lang": "eng",
            "value": "Kazuto Kokonoe, Tokyo Denki University Cryptography Laboratory"
        }
    ],
    "data_format": "MITRE",
    "data_type": "CVE",
    "data_version": "4.0",
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "The WHMCS Bridge WordPress plugin is vulnerable to Stored Cross-Site Scripting via the cc_whmcs_bridge_url parameter found in the ~/whmcs-bridge/bridge_cp.php file which allows attackers to inject arbitrary web scripts, in versions up to and including 6.1. Due to missing authorization checks on the cc_whmcs_bridge_add_admin function, low-level authenticated users such as subscribers can exploit this vulnerability."
            }
        ]
    },
    "generator": {
        "engine": "Vulnogram 0.0.9"
    },
    "impact": {
        "cvss": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 6.4,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "LOW",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N",
            "version": "3.1"
        }
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-79 Cross-site Scripting (XSS)"
                    }
                ]
            },
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-862 Missing Authorization"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "refsource": "MISC",
                "url": "https://www.wordfence.com/vulnerability-advisories/#CVE-2021-4074",
                "name": "https://www.wordfence.com/vulnerability-advisories/#CVE-2021-4074"
            },
            {
                "refsource": "MISC",
                "url": "https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2653041%40whmcs-bridge&new=2653041%40whmcs-bridge&sfp_email=&sfph_mail=",
                "name": "https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2653041%40whmcs-bridge&new=2653041%40whmcs-bridge&sfp_email=&sfph_mail="
            }
        ]
    },
    "solution": [
        {
            "lang": "eng",
            "value": "Update to version 6.3, or newer. "
        }
    ],
    "source": {
        "discovery": "EXTERNAL"
    }
}