{
    "id": "CVE-2021-37391",
    "published": "2021-08-10 20:15:08",
    "last_modified": "2026-06-17 04:00:27",
    "cvss_score": "5.4",
    "cvss_severity": "MEDIUM",
    "cvss_version": "3.1",
    "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N",
    "cwe": "CWE-79",
    "description": "A user without privileges in Chamilo LMS 1.11.14 can send an invitation message to another user, e.g., the administrator, through main/social/search.php, main/inc/lib/social.lib.php and steal cookies or execute arbitrary code on the administration side via a stored XSS vulnerability via social network the send invitation feature.",
    "epss_score": "0.02140",
    "epss_percentile": "0.81465",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-10-07 18:17:26",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "chamilo",
            "product": "chamilo_lms"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "50694",
            "title": "Chamilo LMS 1.11.14 - Account Takeover",
            "date": "2022-02-02",
            "url": "https://www.exploit-db.com/exploits/50694"
        }
    ],
    "refs_list": [
        "https://gitbook.seguranca-informatica.pt/cve-and-exploits/cves/chamilo-lms-1.11.14-xss-vulnerabilities",
        "https://github.com/chamilo/chamilo-lms/commit/de43a77049771cce08ea7234c5c1510b5af65bc8",
        "https://gitbook.seguranca-informatica.pt/cve-and-exploits/cves/chamilo-lms-1.11.14-xss-vulnerabilities",
        "https://github.com/chamilo/chamilo-lms/commit/de43a77049771cce08ea7234c5c1510b5af65bc8"
    ]
}