{
    "id": "CVE-2020-35729",
    "published": "2020-12-27 05:15:11",
    "last_modified": "2026-06-17 03:14:12",
    "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-78",
    "description": "KLog Server 2.4.1 allows OS command injection via shell metacharacters in the actions/authenticate.php user parameter.",
    "epss_score": "0.88099",
    "epss_percentile": "0.99763",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-09-26 18:26:49",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "klogserver",
            "product": "klog_server"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "49474",
            "title": "Klog Server 2.4.1 - Unauthenticated Command Injection (Metasploit)",
            "date": "2021-01-25",
            "url": "https://www.exploit-db.com/exploits/49474"
        },
        {
            "source": "exploit-db",
            "ref_id": "49366",
            "title": "Klog Server 2.4.1 - Command Injection (Unauthenticated)",
            "date": "2021-01-05",
            "url": "https://www.exploit-db.com/exploits/49366"
        }
    ],
    "refs_list": [
        "http://packetstormsecurity.com/files/160798/Klog-Server-2.4.1-Command-Injection.html",
        "http://packetstormsecurity.com/files/161123/Klog-Server-2.4.1-Command-Injection.html",
        "http://packetstormsecurity.com/files/161410/Klog-Server-2.4.1-Command-Injection.html",
        "https://github.com/mustgundogdu/Research/blob/main/KLOG_SERVER/Exploit_Code",
        "https://github.com/mustgundogdu/Research/blob/main/KLOG_SERVER/README.md",
        "http://packetstormsecurity.com/files/160798/Klog-Server-2.4.1-Command-Injection.html",
        "http://packetstormsecurity.com/files/161123/Klog-Server-2.4.1-Command-Injection.html",
        "http://packetstormsecurity.com/files/161410/Klog-Server-2.4.1-Command-Injection.html",
        "https://github.com/mustgundogdu/Research/blob/main/KLOG_SERVER/Exploit_Code",
        "https://github.com/mustgundogdu/Research/blob/main/KLOG_SERVER/README.md"
    ]
}