{
    "id": "CVE-2009-1828",
    "published": "2009-05-29 20:30:00",
    "last_modified": "2026-06-16 23:08:08",
    "cvss_score": "5.0",
    "cvss_severity": "MEDIUM",
    "cvss_version": "2.0",
    "cvss_vector": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
    "cwe": "CWE-399",
    "description": "Mozilla Firefox 3.0.10 allows remote attackers to cause a denial of service (infinite loop, application hang, and memory consumption) via a KEYGEN element in conjunction with (1) a META element specifying automatic page refresh or (2) a JavaScript onLoad event handler for a BODY element. NOTE: it was later reported that earlier versions are also affected.",
    "epss_score": "0.08779",
    "epss_percentile": "0.95004",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-09-28 18:17:08",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "mozilla",
            "product": "firefox"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "8822",
            "title": "Mozilla Firefox 3.0.10 - 'KEYGEN' Remote Denial of Service",
            "date": "2009-05-29",
            "url": "https://www.exploit-db.com/exploits/8822"
        }
    ],
    "refs_list": [
        "http://archives.neohapsis.com/archives/fulldisclosure/2009-05/0247.html",
        "http://archives.neohapsis.com/archives/fulldisclosure/2009-05/0263.html",
        "http://blog.zoller.lu/2009/04/advisory-firefox-denial-of-service.html",
        "http://websecurity.com.ua/3194/",
        "http://www.securityfocus.com/archive/1/503876/100/0/threaded",
        "http://www.securityfocus.com/archive/1/506328/100/100/threaded",
        "http://www.securityfocus.com/bid/35132",
        "https://bugzilla.mozilla.org/show_bug.cgi?id=469565",
        "https://exchange.xforce.ibmcloud.com/vulnerabilities/50838",
        "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5928",
        "https://www.exploit-db.com/exploits/8822",
        "http://archives.neohapsis.com/archives/fulldisclosure/2009-05/0247.html",
        "http://archives.neohapsis.com/archives/fulldisclosure/2009-05/0263.html",
        "http://blog.zoller.lu/2009/04/advisory-firefox-denial-of-service.html",
        "http://websecurity.com.ua/3194/",
        "http://www.securityfocus.com/archive/1/503876/100/0/threaded",
        "http://www.securityfocus.com/archive/1/506328/100/100/threaded",
        "http://www.securityfocus.com/bid/35132",
        "https://bugzilla.mozilla.org/show_bug.cgi?id=469565",
        "https://exchange.xforce.ibmcloud.com/vulnerabilities/50838",
        "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5928",
        "https://www.exploit-db.com/exploits/8822"
    ]
}