{
    "id": "CVE-2016-9063",
    "published": "2018-06-11 21:29:00",
    "last_modified": "2026-06-17 00:55:23",
    "cvss_score": "9.8",
    "cvss_severity": "CRITICAL",
    "cvss_version": "3.1",
    "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
    "cwe": "CWE-190",
    "description": "An integer overflow during the parsing of XML using the Expat library. This vulnerability affects Firefox < 50.",
    "epss_score": "0.05472",
    "epss_percentile": "0.92544",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 0,
    "updated_at": "2026-10-07 18:17:14",
    "priority": {
        "rank": 3,
        "label": "In your normal cycle",
        "why": "Critical by CVSS (9.8), but no sign of active exploitation."
    },
    "products": [
        {
            "vendor": "debian",
            "product": "debian_linux"
        },
        {
            "vendor": "mozilla",
            "product": "firefox"
        },
        {
            "vendor": "python",
            "product": "python"
        }
    ],
    "kev_detail": null,
    "exploits": [],
    "refs_list": [
        "http://www.securityfocus.com/bid/94337",
        "http://www.securitytracker.com/id/1037298",
        "http://www.securitytracker.com/id/1039427",
        "https://bugzilla.mozilla.org/show_bug.cgi?id=1274777",
        "https://www.debian.org/security/2017/dsa-3898",
        "https://www.mozilla.org/security/advisories/mfsa2016-89/",
        "http://www.securityfocus.com/bid/94337",
        "http://www.securitytracker.com/id/1037298",
        "http://www.securitytracker.com/id/1039427",
        "https://bugzilla.mozilla.org/show_bug.cgi?id=1274777",
        "https://www.debian.org/security/2017/dsa-3898",
        "https://www.mozilla.org/security/advisories/mfsa2016-89/"
    ]
}