{
    "data_version": "4.0",
    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2024-35218",
        "ASSIGNER": "security-advisories@github.com",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "Umbraco CMS is an ASP.NET CMS used by more than 730.000 websites. Stored Cross-site scripting (XSS) enable attackers that have access to backoffice to bring malicious content into a website or application. This vulnerability has been patched in version(s) 8.18.13, 10.8.4, 12.3.7, 13.1.1 by implementing IHtmlSanitizer.\n\n\n\n\n"
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')",
                        "cweId": "CWE-79"
                    }
                ]
            }
        ]
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "umbraco",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "Umbraco-CMS",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "=",
                                            "version_value": ">= 8.0.0, < 8.18.13"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": ">= 10.0.0, < 10.8.4"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": ">= 12.0.0, < 12.3.7"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": ">= 13.0.0, < 13.1.1"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "references": {
        "reference_data": [
            {
                "url": "https://github.com/umbraco/Umbraco-CMS/security/advisories/GHSA-gvpc-3pj6-4m9w",
                "refsource": "MISC",
                "name": "https://github.com/umbraco/Umbraco-CMS/security/advisories/GHSA-gvpc-3pj6-4m9w"
            },
            {
                "url": "https://github.com/umbraco/Umbraco-CMS/commit/1b712fe6ec52aa4e71b3acf63e393c8e6ab85385",
                "refsource": "MISC",
                "name": "https://github.com/umbraco/Umbraco-CMS/commit/1b712fe6ec52aa4e71b3acf63e393c8e6ab85385"
            },
            {
                "url": "https://github.com/umbraco/Umbraco-CMS/commit/a2684069b1e9976444f60b4b37a80be05b87f6b6",
                "refsource": "MISC",
                "name": "https://github.com/umbraco/Umbraco-CMS/commit/a2684069b1e9976444f60b4b37a80be05b87f6b6"
            },
            {
                "url": "https://github.com/umbraco/Umbraco-CMS/commit/cbf9f9bcd199d7ca0412be3071d275556f10b7ba",
                "refsource": "MISC",
                "name": "https://github.com/umbraco/Umbraco-CMS/commit/cbf9f9bcd199d7ca0412be3071d275556f10b7ba"
            },
            {
                "url": "https://github.com/umbraco/Umbraco-CMS/commit/d090176272d07500dac0daee7c598aa8bb321050",
                "refsource": "MISC",
                "name": "https://github.com/umbraco/Umbraco-CMS/commit/d090176272d07500dac0daee7c598aa8bb321050"
            }
        ]
    },
    "source": {
        "advisory": "GHSA-gvpc-3pj6-4m9w",
        "discovery": "UNKNOWN"
    },
    "impact": {
        "cvss": [
            {
                "attackComplexity": "HIGH",
                "attackVector": "NETWORK",
                "availabilityImpact": "NONE",
                "baseScore": 4.2,
                "baseSeverity": "MEDIUM",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "NONE",
                "privilegesRequired": "HIGH",
                "scope": "UNCHANGED",
                "userInteraction": "REQUIRED",
                "vectorString": "CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:N/A:N",
                "version": "3.1"
            }
        ]
    }
}