{
    "id": "CVE-2015-3440",
    "published": "2015-08-03 14:59:00",
    "last_modified": "2026-06-17 00:25:56",
    "cvss_score": "4.3",
    "cvss_severity": "MEDIUM",
    "cvss_version": "2.0",
    "cvss_vector": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
    "cwe": "CWE-79",
    "description": "Cross-site scripting (XSS) vulnerability in wp-includes/wp-db.php in WordPress before 4.2.1 allows remote attackers to inject arbitrary web script or HTML via a long comment that is improperly stored because of limitations on the MySQL TEXT data type.",
    "epss_score": "0.16889",
    "epss_percentile": "0.96953",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-09-27 18:17:14",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "debian",
            "product": "debian_linux"
        },
        {
            "vendor": "wordpress",
            "product": "wordpress"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "36844",
            "title": "WordPress Core 4.2 - Persistent Cross-Site Scripting",
            "date": "2015-04-27",
            "url": "https://www.exploit-db.com/exploits/36844"
        }
    ],
    "refs_list": [
        "http://codex.wordpress.org/Version_4.2.1",
        "http://lists.fedoraproject.org/pipermail/package-announce/2015-May/157391.html",
        "http://lists.fedoraproject.org/pipermail/package-announce/2015-May/158271.html",
        "http://lists.fedoraproject.org/pipermail/package-announce/2015-May/158278.html",
        "http://osvdb.org/show/osvdb/121320",
        "http://packetstormsecurity.com/files/131644/WordPress-4.2-Cross-Site-Scripting.html",
        "http://seclists.org/fulldisclosure/2015/Apr/84",
        "http://www.debian.org/security/2015/dsa-3250",
        "http://www.securityfocus.com/bid/74334",
        "http://www.securitytracker.com/id/1032199",
        "https://core.trac.wordpress.org/changeset/32299",
        "https://klikki.fi/adv/wordpress2.html",
        "https://wordpress.org/news/2015/04/wordpress-4-2-1/",
        "https://wpvulndb.com/vulnerabilities/7945",
        "https://www.exploit-db.com/exploits/36844/",
        "http://codex.wordpress.org/Version_4.2.1",
        "http://lists.fedoraproject.org/pipermail/package-announce/2015-May/157391.html",
        "http://lists.fedoraproject.org/pipermail/package-announce/2015-May/158271.html",
        "http://lists.fedoraproject.org/pipermail/package-announce/2015-May/158278.html",
        "http://osvdb.org/show/osvdb/121320",
        "http://packetstormsecurity.com/files/131644/WordPress-4.2-Cross-Site-Scripting.html",
        "http://seclists.org/fulldisclosure/2015/Apr/84",
        "http://www.debian.org/security/2015/dsa-3250",
        "http://www.securityfocus.com/bid/74334",
        "http://www.securitytracker.com/id/1032199"
    ]
}