{
    "id": "CVE-2020-29240",
    "published": "2020-12-02 17:15:14",
    "last_modified": "2026-06-17 03:11:09",
    "cvss_score": "4.8",
    "cvss_severity": "MEDIUM",
    "cvss_version": "3.1",
    "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N",
    "cwe": "CWE-79",
    "description": "Lepton-CMS 4.7.0 is affected by cross-site scripting (XSS). An attacker can inject the XSS payload in the URL field of the admin page and each time an admin visits the Menu-Pages-Pages Overview section, the XSS will be triggered.",
    "epss_score": "0.01693",
    "epss_percentile": "0.76436",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-10-09 18:17:25",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "lepton-cms",
            "product": "leptoncms"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "49137",
            "title": "LEPTON CMS 4.7.0 - 'URL' Persistent Cross-Site Scripting",
            "date": "2020-12-01",
            "url": "https://www.exploit-db.com/exploits/49137"
        }
    ],
    "refs_list": [
        "https://lepton-cms.org/english/home.php",
        "https://www.exploit-db.com/exploits/49137",
        "https://lepton-cms.org/english/home.php",
        "https://www.exploit-db.com/exploits/49137"
    ]
}