{
    "id": "CVE-2016-2819",
    "published": "2016-06-13 10:59:03",
    "last_modified": "2026-06-17 00:44:31",
    "cvss_score": "8.8",
    "cvss_severity": "HIGH",
    "cvss_version": "3.0",
    "cvss_vector": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
    "cwe": "CWE-119",
    "description": "Heap-based buffer overflow in Mozilla Firefox before 47.0 and Firefox ESR 45.x before 45.2 allows remote attackers to execute arbitrary code via foreign-context HTML5 fragments, as demonstrated by fragments within an SVG element.",
    "epss_score": "0.23957",
    "epss_percentile": "0.97766",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-09-29 18:17:15",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "canonical",
            "product": "ubuntu_linux"
        },
        {
            "vendor": "debian",
            "product": "debian_linux"
        },
        {
            "vendor": "mozilla",
            "product": "firefox"
        },
        {
            "vendor": "opensuse",
            "product": "leap"
        },
        {
            "vendor": "opensuse",
            "product": "opensuse"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "44293",
            "title": "Firefox 46.0.1 - ASM.JS JIT-Spray Remote Code Execution",
            "date": "2018-03-16",
            "url": "https://www.exploit-db.com/exploits/44293"
        }
    ],
    "refs_list": [
        "http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00014.html",
        "http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00016.html",
        "http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00055.html",
        "http://www.debian.org/security/2016/dsa-3600",
        "http://www.mozilla.org/security/announce/2016/mfsa2016-50.html",
        "http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html",
        "http://www.securityfocus.com/bid/91075",
        "http://www.securitytracker.com/id/1036057",
        "http://www.ubuntu.com/usn/USN-2993-1",
        "https://access.redhat.com/errata/RHSA-2016:1217",
        "https://bugzilla.mozilla.org/show_bug.cgi?id=1270381",
        "https://www.exploit-db.com/exploits/44293/",
        "http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00014.html",
        "http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00016.html",
        "http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00055.html",
        "http://www.debian.org/security/2016/dsa-3600",
        "http://www.mozilla.org/security/announce/2016/mfsa2016-50.html",
        "http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html",
        "http://www.securityfocus.com/bid/91075",
        "http://www.securitytracker.com/id/1036057",
        "http://www.ubuntu.com/usn/USN-2993-1",
        "https://access.redhat.com/errata/RHSA-2016:1217",
        "https://bugzilla.mozilla.org/show_bug.cgi?id=1270381",
        "https://www.exploit-db.com/exploits/44293/"
    ]
}