Security Vulnerability Report
中文
CVE-2025-59245 CVSS 9.8 CRITICAL

CVE-2025-59245

Published: 2025-11-20 23:15:52
Last Modified: 2025-11-21 19:16:22

Description

Microsoft SharePoint Online Elevation of Privilege Vulnerability

CVSS Details

CVSS Score
9.8
Severity
CRITICAL
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Configurations (Affected Products)

cpe:2.3:a:microsoft:sharepoint_online:-:*:*:*:*:*:*:* - VULNERABLE
Microsoft SharePoint Online - 所有当前版本在补丁发布前均受影响

PoC / Exploit Code

⚠ For Security Research Only
The following code is for security research and authorized testing only.
python
# CVE-2025-59245 Microsoft SharePoint Online EoP PoC # Note: This is a conceptual PoC placeholder # Actual exploitation requires specific knowledge of the vulnerability import requests import json TARGET_URL = "https://your-sharepoint-site.sharepoint.com" def check_vulnerability(): """ Check if target SharePoint instance is vulnerable to CVE-2025-59245 """ headers = { "User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64)", "Content-Type": "application/json" } # Attempt to exploit the privilege escalation vulnerability # This is a placeholder - actual PoC requires specific payload exploit_payload = { "__metadata": {"type": "SP.User"}, # Specific exploitation parameters would go here } try: # Example endpoint that might be exploited endpoint = f"{TARGET_URL}/_api/web/currentuser" response = requests.get(endpoint, headers=headers, timeout=10) if response.status_code == 200: print("[+] Target appears to be accessible") print(f"[+] Response: {response.json()}") else: print(f"[-] Request failed with status: {response.status_code}") except requests.exceptions.RequestException as e: print(f"[-] Error: {e}") if __name__ == "__main__": print("CVE-2025-59245 SharePoint Online EoP Vulnerability Checker") check_vulnerability()

References

Raw JSON Data

JSON
{"cve": {"id": "CVE-2025-59245", "sourceIdentifier": "[email protected]", "published": "2025-11-20T23:15:52.253", "lastModified": "2025-11-21T19:16:22.127", "vulnStatus": "Analyzed", "cveTags": [{"sourceIdentifier": "[email protected]", "tags": ["exclusively-hosted-service"]}], "descriptions": [{"lang": "en", "value": "Microsoft SharePoint Online Elevation of Privilege Vulnerability"}], "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-502"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:microsoft:sharepoint_online:-:*:*:*:*:*:*:*", "matchCriteriaId": "660F4B78-6766-4EF1-B9AE-8B0345692A74"}]}]}], "references": [{"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-59245", "source": "[email protected]", "tags": ["Vendor Advisory"]}]}}