{
    "id": "CVE-2016-9565",
    "published": "2016-12-15 22:59:00",
    "last_modified": "2026-06-17 00:56:15",
    "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-284",
    "description": "MagpieRSS, as used in the front-end component in Nagios Core before 4.2.2 might allow remote attackers to read or write to arbitrary files by spoofing a crafted response from the Nagios RSS feed server.  NOTE: this vulnerability exists because of an incomplete fix for CVE-2008-4796.",
    "epss_score": "0.22684",
    "epss_percentile": "0.97654",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-09-27 18:17:17",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "nagios",
            "product": "nagios"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "40920",
            "title": "Nagios < 4.2.2 - Arbitrary Code Execution",
            "date": "2016-12-15",
            "url": "https://www.exploit-db.com/exploits/40920"
        }
    ],
    "refs_list": [
        "http://packetstormsecurity.com/files/140169/Nagios-Core-Curl-Command-Injection-Code-Execution.html",
        "http://rhn.redhat.com/errata/RHSA-2017-0211.html",
        "http://rhn.redhat.com/errata/RHSA-2017-0212.html",
        "http://rhn.redhat.com/errata/RHSA-2017-0213.html",
        "http://rhn.redhat.com/errata/RHSA-2017-0214.html",
        "http://rhn.redhat.com/errata/RHSA-2017-0258.html",
        "http://rhn.redhat.com/errata/RHSA-2017-0259.html",
        "http://seclists.org/fulldisclosure/2016/Dec/57",
        "http://www.securityfocus.com/archive/1/539925/100/0/threaded",
        "http://www.securityfocus.com/bid/94922",
        "http://www.securitytracker.com/id/1037488",
        "https://legalhackers.com/advisories/Nagios-Exploit-Command-Injection-CVE-2016-9565-2008-4796.html",
        "https://security.gentoo.org/glsa/201702-26",
        "https://security.gentoo.org/glsa/201710-20",
        "https://www.exploit-db.com/exploits/40920/",
        "https://www.nagios.org/projects/nagios-core/history/4x/",
        "http://packetstormsecurity.com/files/140169/Nagios-Core-Curl-Command-Injection-Code-Execution.html",
        "http://rhn.redhat.com/errata/RHSA-2017-0211.html",
        "http://rhn.redhat.com/errata/RHSA-2017-0212.html",
        "http://rhn.redhat.com/errata/RHSA-2017-0213.html",
        "http://rhn.redhat.com/errata/RHSA-2017-0214.html",
        "http://rhn.redhat.com/errata/RHSA-2017-0258.html",
        "http://rhn.redhat.com/errata/RHSA-2017-0259.html",
        "http://seclists.org/fulldisclosure/2016/Dec/57",
        "http://www.securityfocus.com/archive/1/539925/100/0/threaded"
    ]
}