cvelist/2023/22xxx/CVE-2023-22455.json

{
    "data_version": "4.0",
    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2023-22455",
        "ASSIGNER": "security-advisories@github.com",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "Discourse is an option source discussion platform. Prior to version 2.8.14 on the `stable` branch and version 3.0.0.beta16 on the `beta` and `tests-passed` branches, tag descriptions, which can be updated by moderators, can be used for cross-site scripting attacks. This vulnerability can lead to a full XSS on sites which have modified or disabled Discourse\u2019s default Content Security Policy. Versions 2.8.14 and 3.0.0.beta16 contain a patch."
            }
        ]
    },
    "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": "discourse",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "discourse",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "< 2.8.14",
                                            "version_affected": "="
                                        },
                                        {
                                            "version_value": ">= 2.9.0.beta0, < 3.0.0.beta16",
                                            "version_affected": "="
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "references": {
        "reference_data": [
            {
                "url": "https://github.com/discourse/discourse/security/advisories/GHSA-5rq6-466r-6mr9",
                "refsource": "MISC",
                "name": "https://github.com/discourse/discourse/security/advisories/GHSA-5rq6-466r-6mr9"
            },
            {
                "url": "https://github.com/discourse/discourse/commit/692329896ac64d8581947e977202c243eef3b5a2",
                "refsource": "MISC",
                "name": "https://github.com/discourse/discourse/commit/692329896ac64d8581947e977202c243eef3b5a2"
            }
        ]
    },
    "source": {
        "advisory": "GHSA-5rq6-466r-6mr9",
        "discovery": "UNKNOWN"
    },
    "impact": {
        "cvss": [
            {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
                "availabilityImpact": "HIGH",
                "baseScore": 6.8,
                "baseSeverity": "MEDIUM",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "HIGH",
                "privilegesRequired": "HIGH",
                "scope": "UNCHANGED",
                "userInteraction": "REQUIRED",
                "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H",
                "version": "3.1"
            }
        ]
    }
}