{
    "id": "CVE-2021-42840",
    "published": "2021-10-22 19:15:08",
    "last_modified": "2026-06-17 04:10:11",
    "cvss_score": "8.8",
    "cvss_severity": "HIGH",
    "cvss_version": "3.1",
    "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
    "cwe": "CWE-434",
    "description": "SuiteCRM before 7.11.19 allows remote code execution via the system settings Log File Name setting. In certain circumstances involving admin account takeover, logger_file_name can refer to an attacker-controlled PHP file under the web root, because only the all-lowercase PHP file extensions were blocked. NOTE: this issue exists because of an incomplete fix for CVE-2020-28328.",
    "epss_score": "0.58945",
    "epss_percentile": "0.99083",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-09-27 18:17:31",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "salesagility",
            "product": "suitecrm"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "50531",
            "title": "SuiteCRM 7.11.18 - Remote Code Execution (RCE) (Authenticated) (Metasploit)",
            "date": "2021-11-17",
            "url": "https://www.exploit-db.com/exploits/50531"
        }
    ],
    "refs_list": [
        "http://packetstormsecurity.com/files/165001/SuiteCRM-7.11.18-Remote-Code-Execution.html",
        "https://docs.suitecrm.com/admin/releases/7.11.x/#_7_11_19",
        "https://github.com/rapid7/metasploit-framework/commits/master/modules/exploits/linux/http/suitecrm_log_file_rce.rb",
        "https://suitecrm.com/time-to-upgrade-suitecrm-7-11-19-7-10-30-lts-released/",
        "https://theyhack.me/SuiteCRM-RCE-2/",
        "http://packetstormsecurity.com/files/165001/SuiteCRM-7.11.18-Remote-Code-Execution.html",
        "https://docs.suitecrm.com/admin/releases/7.11.x/#_7_11_19",
        "https://github.com/rapid7/metasploit-framework/commits/master/modules/exploits/linux/http/suitecrm_log_file_rce.rb",
        "https://suitecrm.com/time-to-upgrade-suitecrm-7-11-19-7-10-30-lts-released/",
        "https://theyhack.me/SuiteCRM-RCE-2/"
    ]
}