{
    "id": "CVE-2018-8733",
    "published": "2018-04-18 00:29:00",
    "last_modified": "2026-06-17 02:05:18",
    "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-89",
    "description": "Authentication bypass vulnerability in the core config manager in Nagios XI 5.2.x through 5.4.x before 5.4.13 allows an unauthenticated attacker to make configuration changes and leverage an authenticated SQL injection vulnerability.",
    "epss_score": "0.26556",
    "epss_percentile": "0.97951",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-09-27 18:17:22",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "nagios",
            "product": "nagios_xi"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "44969",
            "title": "Nagios XI 5.2.6-5.4.12 - Chained Remote Code Execution (Metasploit)",
            "date": "2018-07-02",
            "url": "https://www.exploit-db.com/exploits/44969"
        },
        {
            "source": "exploit-db",
            "ref_id": "44560",
            "title": "Nagios XI 5.2.6 < 5.2.9 / 5.3 / 5.4 - Chained Remote Root",
            "date": "2018-04-30",
            "url": "https://www.exploit-db.com/exploits/44560"
        }
    ],
    "refs_list": [
        "https://assets.nagios.com/downloads/nagiosxi/CHANGES-5.TXT",
        "https://blog.redactedsec.net/exploits/2018/04/26/nagios.html",
        "https://gist.github.com/caleBot/f0a93b5a98574393e0139104eacc2d0f",
        "https://www.exploit-db.com/exploits/44560/",
        "https://www.exploit-db.com/exploits/44969/",
        "https://www.nagios.com/downloads/nagios-xi/change-log/",
        "https://assets.nagios.com/downloads/nagiosxi/CHANGES-5.TXT",
        "https://blog.redactedsec.net/exploits/2018/04/26/nagios.html",
        "https://gist.github.com/caleBot/f0a93b5a98574393e0139104eacc2d0f",
        "https://www.exploit-db.com/exploits/44560/",
        "https://www.exploit-db.com/exploits/44969/",
        "https://www.nagios.com/downloads/nagios-xi/change-log/"
    ]
}