{
    "id": "CVE-2019-18938",
    "published": "2019-11-14 19:15:13",
    "last_modified": "2026-06-17 02:25:36",
    "cvss_score": "9.8",
    "cvss_severity": "CRITICAL",
    "cvss_version": "3.1",
    "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
    "cwe": "CWE-306",
    "description": "eQ-3 Homematic CCU2 2.47.20 and CCU3 3.47.18 with the E-Mail AddOn through 1.6.8.c installed allow Remote Code Execution by unauthenticated attackers with access to the web interface via the save.cgi script for payload upload and the testtcl.cgi script for its execution.",
    "epss_score": "0.33840",
    "epss_percentile": "0.98349",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 0,
    "updated_at": "2026-10-02 18:17:24",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "EPSS 33.8% — above the 10% action threshold."
    },
    "products": [
        {
            "vendor": "eq-3",
            "product": "homematic_ccu2"
        },
        {
            "vendor": "eq-3",
            "product": "homematic_ccu2_firmware"
        },
        {
            "vendor": "eq-3",
            "product": "homematic_ccu3"
        },
        {
            "vendor": "eq-3",
            "product": "homematic_ccu3_firmware"
        },
        {
            "vendor": "hm_email_project",
            "product": "hm_email"
        }
    ],
    "kev_detail": null,
    "exploits": [],
    "refs_list": [
        "https://psytester.github.io/CVE-2019-18938/",
        "https://psytester.github.io/CVE-2019-18938/"
    ]
}