{
    "id": "CVE-2020-5726",
    "published": "2020-03-30 20:15:20",
    "last_modified": "2026-06-17 03:22:07",
    "cvss_score": "7.5",
    "cvss_severity": "HIGH",
    "cvss_version": "3.1",
    "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
    "cwe": "CWE-89",
    "description": "The Grandstream UCM6200 series before 1.0.20.22 is vulnerable to an SQL injection via the CTI server on port 8888. A remote unauthenticated attacker can invoke the challenge action with a crafted username and discover user passwords.",
    "epss_score": "0.04332",
    "epss_percentile": "0.90916",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-10-06 18:17:24",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "grandstream",
            "product": "ucm6202"
        },
        {
            "vendor": "grandstream",
            "product": "ucm6202_firmware"
        },
        {
            "vendor": "grandstream",
            "product": "ucm6204"
        },
        {
            "vendor": "grandstream",
            "product": "ucm6204_firmware"
        },
        {
            "vendor": "grandstream",
            "product": "ucm6208"
        },
        {
            "vendor": "grandstream",
            "product": "ucm6208_firmware"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "48270",
            "title": "Grandstream UCM6200 Series CTI Interface - 'user_password' SQL Injection",
            "date": "2020-03-31",
            "url": "https://www.exploit-db.com/exploits/48270"
        }
    ],
    "refs_list": [
        "http://packetstormsecurity.com/files/156977/Grandstream-UCM6200-Series-CTI-Interface-SQL-Injection.html",
        "https://www.tenable.com/security/research/tra-2020-17",
        "http://packetstormsecurity.com/files/156977/Grandstream-UCM6200-Series-CTI-Interface-SQL-Injection.html",
        "https://www.tenable.com/security/research/tra-2020-17"
    ]
}