cvelist/2020/4xxx/CVE-2020-4070.json

{
    "CVE_data_meta": {
        "ASSIGNER": "security-advisories@github.com",
        "ID": "CVE-2020-4070",
        "STATE": "PUBLIC",
        "TITLE": "Cross-site Scripting in CSS Validator"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "product": {
                        "product_data": [
                            {
                                "product_name": "CSS Validator",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "<= 54d68a1"
                                        }
                                    ]
                                }
                            }
                        ]
                    },
                    "vendor_name": "World Wide Web Consortium (W3C)"
                }
            ]
        }
    },
    "data_format": "MITRE",
    "data_type": "CVE",
    "data_version": "4.0",
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "In CSS Validator less than or equal to commit 54d68a1, there is a cross-site scripting vulnerability in handling URIs. A user would have to click on a specifically crafted validator link to trigger it. This has been patched in commit e5c09a9."
            }
        ]
    },
    "impact": {
        "cvss": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 4.6,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N",
            "version": "3.1"
        }
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "name": "https://github.com/w3c/css-validator/security/advisories/GHSA-wf36-7w73-rh8c",
                "refsource": "CONFIRM",
                "url": "https://github.com/w3c/css-validator/security/advisories/GHSA-wf36-7w73-rh8c"
            },
            {
                "name": "https://github.com/w3c/css-validator/commit/e5c09a9119167d3064db786d5f00d730b584a53b",
                "refsource": "MISC",
                "url": "https://github.com/w3c/css-validator/commit/e5c09a9119167d3064db786d5f00d730b584a53b"
            }
        ]
    },
    "source": {
        "advisory": "GHSA-wf36-7w73-rh8c",
        "discovery": "UNKNOWN"
    }
}