{
    "id": "CVE-2016-4073",
    "published": "2016-05-20 11:00:18",
    "last_modified": "2026-06-17 00:46:50",
    "cvss_score": "9.8",
    "cvss_severity": "CRITICAL",
    "cvss_version": "3.0",
    "cvss_vector": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
    "cwe": "CWE-119",
    "description": "Multiple integer overflows in the mbfl_strcut function in ext/mbstring/libmbfl/mbfl/mbfilter.c in PHP before 5.5.34, 5.6.x before 5.6.20, and 7.x before 7.0.5 allow remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted mb_strcut call.",
    "epss_score": "0.07092",
    "epss_percentile": "0.94049",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 0,
    "updated_at": "2026-10-05 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": "apple",
            "product": "mac_os_x"
        },
        {
            "vendor": "php",
            "product": "php"
        }
    ],
    "kev_detail": null,
    "exploits": [],
    "refs_list": [
        "http://lists.apple.com/archives/security-announce/2016/May/msg00004.html",
        "http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00031.html",
        "http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00033.html",
        "http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00056.html",
        "http://rhn.redhat.com/errata/RHSA-2016-2750.html",
        "http://www.debian.org/security/2016/dsa-3560",
        "http://www.openwall.com/lists/oss-security/2016/04/24/1",
        "http://www.php.net/ChangeLog-5.php",
        "http://www.php.net/ChangeLog-7.php",
        "http://www.securityfocus.com/bid/85991",
        "http://www.ubuntu.com/usn/USN-2952-1",
        "http://www.ubuntu.com/usn/USN-2952-2",
        "https://bugs.php.net/bug.php?id=71906",
        "https://gist.github.com/smalyshev/d8355c96a657cc5dba70",
        "https://git.php.net/?p=php-src.git%3Ba=commit%3Bh=64f42c73efc58e88671ad76b6b6bc8e2b62713e1",
        "https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05240731",
        "https://security.gentoo.org/glsa/201611-22",
        "https://support.apple.com/HT206567",
        "http://lists.apple.com/archives/security-announce/2016/May/msg00004.html",
        "http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00031.html",
        "http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00033.html",
        "http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00056.html",
        "http://rhn.redhat.com/errata/RHSA-2016-2750.html",
        "http://www.debian.org/security/2016/dsa-3560",
        "http://www.openwall.com/lists/oss-security/2016/04/24/1"
    ]
}