{
    "id": "CVE-2003-0870",
    "published": "2003-11-17 05:00:00",
    "last_modified": "2026-06-16 22:03:06",
    "cvss_score": "7.5",
    "cvss_severity": "HIGH",
    "cvss_version": "2.0",
    "cvss_vector": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
    "cwe": "CWE-787",
    "description": "Heap-based buffer overflow in Opera 7.11 and 7.20 allows remote attackers to execute arbitrary code via an HREF with a large number of escaped characters in the server name.",
    "epss_score": "0.15429",
    "epss_percentile": "0.96689",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-09-30 18:17:03",
    "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": "23263",
            "title": "Opera 7.11/7.20 HREF - Malformed Server Name Heap Corruption",
            "date": "2003-10-20",
            "url": "https://www.exploit-db.com/exploits/23263"
        }
    ],
    "refs_list": [
        "http://archives.neohapsis.com/archives/vulnwatch/2003-q4/0016.html",
        "http://www.atstake.com/research/advisories/2003/a102003-1.txt",
        "http://www.securityfocus.com/bid/8853",
        "https://exchange.xforce.ibmcloud.com/vulnerabilities/13458",
        "http://archives.neohapsis.com/archives/vulnwatch/2003-q4/0016.html",
        "http://www.atstake.com/research/advisories/2003/a102003-1.txt",
        "http://www.securityfocus.com/bid/8853",
        "https://exchange.xforce.ibmcloud.com/vulnerabilities/13458"
    ]
}