RabbitMQ: Unsanitized vhost names allow for XSS in management UI_CVE-2026-44839

{
    "lastseen": "",
    "description": "RabbitMQ is a messaging and streaming broker. From 3.7.0 to before 4.1.2 and 4.0.13,  This vulnerability is fixed in 4.1.2 and 4.0.13.",
    "published": "2026-05-27T15:07:10.366Z",
    "modified": "2026-05-27T15:47:11.824Z",
    "type": "cve",
    "title": "RabbitMQ: Unsanitized vhost names allow for XSS in management UI",
    "source": "GitHub_M",
    "references": "https://github.com/rabbitmq/rabbitmq-server/security/advisories/GHSA-fh5r-jpm3-fjwp\nhttps://github.com/rabbitmq/rabbitmq-server/commit/7f54319279d1ece161ae0b4cdc6f0e58a4045eb5",
    "id": "CVE-2026-44839",
    "bulletinFamily": "",
    "cwe": [
        "CWE-80"
    ],
    "cvelist": null,
    "sourceData": "rabbitmq rabbitmq-server >= 3.7.0, < 4.0.13\nrabbitmq rabbitmq-server >= 4.1.0-alpha, < 4.1.2",
    "sourceHref": "",
    "cvss": {
        "score": 5.6,
        "severity": "MEDIUM",
        "vector": "CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N",
        "version": "4.0"
    },
    "cvss2": [],
    "cvss3": {
        "version": "",
        "vectorString": "",
        "baseScore": 0,
        "baseSeverity": "",
        "attackVector": "",
        "attackComplexity": "",
        "privilegesRequired": "",
        "userInteraction": "",
        "scope": "",
        "confidentialityImpact": "",
        "integrityImpact": "",
        "availabilityImpact": "",
        "cvssV3": {
            "version": "",
            "vectorString": "",
            "baseScore": 0,
            "baseSeverity": "",
            "attackVector": "",
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            "privilegesRequired": "",
            "userInteraction": "",
            "scope": "",
            "confidentialityImpact": "",
            "integrityImpact": "",
            "availabilityImpact": ""
        }
    },
    "href": "",
    "category_name": "CVE",
    "post_link": "",
    "product": "rabbitmq-server",
    "version": ">= 3.7.0, < 4.0.13",
    "vendor": "rabbitmq",
    "ai_description": "",
    "ai_severity": "",
    "ai_vendor": "",
    "ai_product": "",
    "ai_version": "",
    "ai_score": 0
}