{
    "id": "CVE-2017-2891",
    "published": "2017-11-07 16:29:00",
    "last_modified": "2026-06-17 01:17:04",
    "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-416",
    "description": "An exploitable use-after-free vulnerability exists in the HTTP server implementation of Cesanta Mongoose 6.8. An ordinary HTTP POST request with a CGI target can cause a reuse of previously freed pointer potentially resulting in remote code execution. An attacker needs to send this HTTP request over the network to trigger this vulnerability.",
    "epss_score": "0.02760",
    "epss_percentile": "0.85895",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 0,
    "updated_at": "2026-10-12 18:17:16",
    "priority": {
        "rank": 3,
        "label": "In your normal cycle",
        "why": "Critical by CVSS (9.8), but no sign of active exploitation."
    },
    "products": [
        {
            "vendor": "cesanta",
            "product": "mongoose"
        }
    ],
    "kev_detail": null,
    "exploits": [],
    "refs_list": [
        "https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0398",
        "https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0398"
    ]
}