{
    "id": "CVE-2014-8686",
    "published": "2017-09-19 19:29:00",
    "last_modified": "2026-06-17 00:17:10",
    "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-310",
    "description": "CodeIgniter before 2.2.0 makes it easier for attackers to decode session cookies by leveraging fallback to a custom XOR-based encryption scheme when the Mcrypt extension for PHP is not available.",
    "epss_score": "0.37222",
    "epss_percentile": "0.98475",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-09-26 18:21:56",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "codeigniter",
            "product": "codeigniter"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "36264",
            "title": "Seagate Business NAS - Remote Command Execution (Metasploit)",
            "date": "2015-03-04",
            "url": "https://www.exploit-db.com/exploits/36264"
        }
    ],
    "refs_list": [
        "http://packetstormsecurity.com/files/130609/Seagate-Business-NAS-Unauthenticated-Remote-Command-Execution.html",
        "https://beyondbinary.io/articles/seagate-nas-rce/",
        "https://codeigniter.com/userguide2/changelog.html",
        "https://www.dionach.com/blog/codeigniter-session-decoding-vulnerability",
        "http://packetstormsecurity.com/files/130609/Seagate-Business-NAS-Unauthenticated-Remote-Command-Execution.html",
        "https://beyondbinary.io/articles/seagate-nas-rce/",
        "https://codeigniter.com/userguide2/changelog.html",
        "https://www.dionach.com/blog/codeigniter-session-decoding-vulnerability"
    ]
}