{
    "id": "CVE-2021-42580",
    "published": "2021-11-15 16:15:10",
    "last_modified": "2026-06-17 04:09:51",
    "cvss_score": "9.8",
    "cvss_severity": "CRITICAL",
    "cvss_version": "3.1",
    "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
    "cwe": "CWE-89",
    "description": "Sourcecodester Online Learning System 2.0 is vunlerable to sql injection authentication bypass in admin login file (/admin/login.php) and authenticated file upload in (Master.php) file , we can craft these two vunlerablities to get unauthenticated remote command execution.",
    "epss_score": "0.09985",
    "epss_percentile": "0.95452",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-09-27 18:17:31",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "oretnom23",
            "product": "online_learning_system"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "50526",
            "title": "Online Learning System 2.0 - Remote Code Execution (RCE)",
            "date": "2021-11-16",
            "url": "https://www.exploit-db.com/exploits/50526"
        }
    ],
    "refs_list": [
        "http://packetstormsecurity.com/files/164985/Online-Learning-System-2.0-Remote-Code-Execution.html",
        "https://github.com/DjebbarAnon/online-learning-system-v2-sqli-authentication-bypass-file-upload-unauthenticated-RCE",
        "https://github.com/nu11secur1ty/CVE-nu11secur1ty/tree/main/vendors/oretnom23/CVE-nu11-07",
        "https://www.nu11secur1ty.com/2021/09/cve-nu11-07-elearning-v2by-oretnom23-is.html",
        "https://www.nu11secur1ty.com/2021/11/cve-2021-42580.html",
        "http://packetstormsecurity.com/files/164985/Online-Learning-System-2.0-Remote-Code-Execution.html",
        "https://github.com/DjebbarAnon/online-learning-system-v2-sqli-authentication-bypass-file-upload-unauthenticated-RCE",
        "https://github.com/nu11secur1ty/CVE-nu11secur1ty/tree/main/vendors/oretnom23/CVE-nu11-07",
        "https://www.nu11secur1ty.com/2021/09/cve-nu11-07-elearning-v2by-oretnom23-is.html",
        "https://www.nu11secur1ty.com/2021/11/cve-2021-42580.html"
    ]
}