{
    "id": "CVE-2016-9838",
    "published": "2016-12-16 09:59:00",
    "last_modified": "2026-06-17 00:56:38",
    "cvss_score": "7.5",
    "cvss_severity": "HIGH",
    "cvss_version": "3.0",
    "cvss_vector": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
    "cwe": "CWE-284",
    "description": "An issue was discovered in components/com_users/models/registration.php in Joomla! before 3.6.5. Incorrect filtering of registration form data stored to the session on a validation error enables a user to gain access to a registered user's account and reset the user's group mappings, username, and password, as demonstrated by submitting a form that targets the `registration.register` task.",
    "epss_score": "0.14099",
    "epss_percentile": "0.96463",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-10-02 18:17:17",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "joomla",
            "product": "joomla\\!"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "41157",
            "title": "Joomla! < 3.6.4 - Admin Takeover",
            "date": "2017-01-20",
            "url": "https://www.exploit-db.com/exploits/41157"
        }
    ],
    "refs_list": [
        "http://www.securityfocus.com/bid/94893",
        "https://www.exploit-db.com/exploits/41157/",
        "https://www.joomla.org/announcements/release-news/5693-joomla-3-6-5-released.html",
        "http://www.securityfocus.com/bid/94893",
        "https://www.exploit-db.com/exploits/41157/",
        "https://www.joomla.org/announcements/release-news/5693-joomla-3-6-5-released.html"
    ]
}