{
    "id": "CVE-2009-1234",
    "published": "2009-04-02 17:30:00",
    "last_modified": "2026-06-16 23:06:49",
    "cvss_score": "4.3",
    "cvss_severity": "MEDIUM",
    "cvss_version": "2.0",
    "cvss_vector": "AV:N/AC:M/Au:N/C:N/I:N/A:P",
    "cwe": "CWE-20",
    "description": "Opera 9.64 allows remote attackers to cause a denial of service (application crash) via an XML document containing a long series of start-tags with no corresponding end-tags.  NOTE: it was later reported that 9.52 is also affected.",
    "epss_score": "0.06523",
    "epss_percentile": "0.93566",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-09-30 18:17:08",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "opera",
            "product": "opera_browser"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "8320",
            "title": "Opera 9.64 - 7400 nested elements XML Parsing Remote Crash",
            "date": "2009-03-30",
            "url": "https://www.exploit-db.com/exploits/8320"
        }
    ],
    "refs_list": [
        "http://lists.opensuse.org/opensuse-security-announce/2009-09/msg00001.html",
        "http://websecurity.com.ua/3216/",
        "http://www.securityfocus.com/bid/34298",
        "https://exchange.xforce.ibmcloud.com/vulnerabilities/49522",
        "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5432",
        "https://www.exploit-db.com/exploits/8320",
        "http://lists.opensuse.org/opensuse-security-announce/2009-09/msg00001.html",
        "http://websecurity.com.ua/3216/",
        "http://www.securityfocus.com/bid/34298",
        "https://exchange.xforce.ibmcloud.com/vulnerabilities/49522",
        "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5432",
        "https://www.exploit-db.com/exploits/8320"
    ]
}