{
    "id": "CVE-2011-4909",
    "published": "2012-10-07 21:55:01",
    "last_modified": "2026-06-16 23:35:36",
    "cvss_score": "4.3",
    "cvss_severity": "MEDIUM",
    "cvss_version": "2.0",
    "cvss_vector": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
    "cwe": "CWE-79",
    "description": "Multiple cross-site scripting (XSS) vulnerabilities in Joomla! before 1.5.12 allow remote attackers to inject arbitrary web script or HTML via the HTTP_REFERER header to (1) components/com_content/views/article/tmpl/form.php, (2) components/com_user/controller.php, (3) plugins/system/legacy/html.php, or (4) templates/beez/html/com_content/article/form.php.",
    "epss_score": "0.01879",
    "epss_percentile": "0.78809",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-10-08 18:17:11",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "joomla",
            "product": "joomla\\!"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "33061",
            "title": "Joomla! 1.5.x - Cross-Site Scripting / Information Disclosure",
            "date": "2009-06-01",
            "url": "https://www.exploit-db.com/exploits/33061"
        }
    ],
    "refs_list": [
        "http://archives.neohapsis.com/archives/bugtraq/2009-07/0012.html",
        "http://developer.joomla.org/security/news/298-20090604-core-frontend-xss-httpreferer-not-properly-filtered.html",
        "http://secunia.com/advisories/35668",
        "http://www.openwall.com/lists/oss-security/2011/12/25/3",
        "http://www.openwall.com/lists/oss-security/2011/12/25/8",
        "http://www.osvdb.org/55589",
        "http://www.securityfocus.com/bid/35544",
        "http://archives.neohapsis.com/archives/bugtraq/2009-07/0012.html",
        "http://developer.joomla.org/security/news/298-20090604-core-frontend-xss-httpreferer-not-properly-filtered.html",
        "http://secunia.com/advisories/35668",
        "http://www.openwall.com/lists/oss-security/2011/12/25/3",
        "http://www.openwall.com/lists/oss-security/2011/12/25/8",
        "http://www.osvdb.org/55589",
        "http://www.securityfocus.com/bid/35544"
    ]
}