{
    "id": "CVE-2018-19277",
    "published": "2018-11-14 11:29:07",
    "last_modified": "2026-06-17 01:49:03",
    "cvss_score": "8.8",
    "cvss_severity": "HIGH",
    "cvss_version": "3.1",
    "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
    "cwe": "CWE-91",
    "description": "securityScan() in PHPOffice PhpSpreadsheet through 1.5.0 allows a bypass of protection mechanisms for XXE via UTF-7 encoding in a .xlsx file",
    "epss_score": "0.07791",
    "epss_percentile": "0.94489",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-10-03 18:17:20",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "phpoffice",
            "product": "phpspreadsheet"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "46050",
            "title": "PhpSpreadsheet < 1.5.0 - XML External Entity (XXE)",
            "date": "2018-11-30",
            "url": "https://www.exploit-db.com/exploits/46050"
        }
    ],
    "refs_list": [
        "https://github.com/MewesK/TwigSpreadsheetBundle/issues/18",
        "https://github.com/PHPOffice/PhpSpreadsheet/issues/771",
        "https://www.bishopfox.com/news/2018/11/phpoffice-versions/",
        "https://www.drupal.org/sa-contrib-2021-043",
        "https://github.com/MewesK/TwigSpreadsheetBundle/issues/18",
        "https://github.com/PHPOffice/PhpSpreadsheet/issues/771",
        "https://www.bishopfox.com/news/2018/11/phpoffice-versions/",
        "https://www.drupal.org/sa-contrib-2021-043"
    ]
}