{
    "id": "CVE-2016-4309",
    "published": "2016-06-30 17:59:02",
    "last_modified": "2026-06-17 00:47:19",
    "cvss_score": "7.5",
    "cvss_severity": "HIGH",
    "cvss_version": "3.1",
    "cvss_vector": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H",
    "cwe": "CWE-362",
    "description": "Session fixation vulnerability in Symphony CMS 2.6.7, when session.use_only_cookies is disabled, allows remote attackers to hijack web sessions via the PHPSESSID parameter.",
    "epss_score": "0.10220",
    "epss_percentile": "0.95547",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-10-03 18:17:16",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "getsymphony",
            "product": "symphony"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "39983",
            "title": "Symphony CMS 2.6.7 - Session Fixation",
            "date": "2016-06-20",
            "url": "https://www.exploit-db.com/exploits/39983"
        }
    ],
    "refs_list": [
        "http://hyp3rlinx.altervista.org/advisories/SYMPHONY-CMS-SESSION-FIXATION.txt",
        "http://packetstormsecurity.com/files/137551/Symphony-CMS-2.6.7-Session-Fixation.html",
        "http://www.securityfocus.com/archive/1/538714/100/0/threaded",
        "http://www.securityfocus.com/bid/91299",
        "https://github.com/symphonycms/symphony-2/commit/b329a14adc40868965076a77210452e396243dcd",
        "https://www.exploit-db.com/exploits/39983/",
        "http://hyp3rlinx.altervista.org/advisories/SYMPHONY-CMS-SESSION-FIXATION.txt",
        "http://packetstormsecurity.com/files/137551/Symphony-CMS-2.6.7-Session-Fixation.html",
        "http://www.securityfocus.com/archive/1/538714/100/0/threaded",
        "http://www.securityfocus.com/bid/91299",
        "https://github.com/symphonycms/symphony-2/commit/b329a14adc40868965076a77210452e396243dcd",
        "https://www.exploit-db.com/exploits/39983/"
    ]
}