{
    "id": "CVE-2015-4642",
    "published": "2016-05-16 10:59:14",
    "last_modified": "2026-06-17 00:27:39",
    "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-78",
    "description": "The escapeshellarg function in ext/standard/exec.c in PHP before 5.4.42, 5.5.x before 5.5.26, and 5.6.x before 5.6.10 on Windows allows remote attackers to execute arbitrary OS commands via a crafted string to an application that accepts command-line arguments for a call to the PHP system function.",
    "epss_score": "0.05999",
    "epss_percentile": "0.93125",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 0,
    "updated_at": "2026-10-06 18:17:12",
    "priority": {
        "rank": 3,
        "label": "In your normal cycle",
        "why": "Critical by CVSS (9.8), but no sign of active exploitation."
    },
    "products": [
        {
            "vendor": "microsoft",
            "product": "windows"
        },
        {
            "vendor": "php",
            "product": "php"
        }
    ],
    "kev_detail": null,
    "exploits": [],
    "refs_list": [
        "http://git.php.net/?p=php-src.git%3Ba=commit%3Bh=d2ac264ffea5ca2e85640b6736e0c7cd4ee9a4a9",
        "http://openwall.com/lists/oss-security/2015/06/18/6",
        "http://php.net/ChangeLog-5.php",
        "http://www.securityfocus.com/bid/75290",
        "http://www.securitytracker.com/id/1032709",
        "https://bugs.php.net/bug.php?id=69646",
        "https://security.gentoo.org/glsa/201606-10",
        "http://git.php.net/?p=php-src.git%3Ba=commit%3Bh=d2ac264ffea5ca2e85640b6736e0c7cd4ee9a4a9",
        "http://openwall.com/lists/oss-security/2015/06/18/6",
        "http://php.net/ChangeLog-5.php",
        "http://www.securityfocus.com/bid/75290",
        "http://www.securitytracker.com/id/1032709",
        "https://bugs.php.net/bug.php?id=69646",
        "https://security.gentoo.org/glsa/201606-10"
    ]
}