CVE-2025-14522
📋 TL;DR
This CVE describes an unrestricted file upload vulnerability in baowzh hfly's upload_json.php component. Attackers can remotely upload malicious files by manipulating the imgFile parameter, potentially leading to arbitrary code execution or website defacement. All systems running baowzh hfly up to commit 638ff9abe9078bc977c132b37acbe1900b63491c are affected.
💻 Affected Systems
- baowzh hfly
📦 What is this software?
Hfly by Baowzh
⚠️ Risk & Real-World Impact
Worst Case
Remote code execution leading to complete system compromise, data theft, or ransomware deployment.
Likely Case
Website defacement, malware hosting, or limited file system access through uploaded web shells.
If Mitigated
Uploaded files remain isolated without execution privileges, causing minimal impact.
🎯 Exploit Status
Public exploit documentation exists. Attack requires only HTTP POST requests with manipulated imgFile parameter.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Unknown
Vendor Advisory: None available
Restart Required: No
Instructions:
No official patch available. Vendor did not respond to disclosure. Consider removing or replacing the vulnerable component.
🔧 Temporary Workarounds
Disable vulnerable endpoint
linuxBlock or remove access to /Public/Kindeditor/php/upload_json.php
mv /path/to/Public/Kindeditor/php/upload_json.php /path/to/Public/Kindeditor/php/upload_json.php.disabled
chmod 000 /path/to/Public/Kindeditor/php/upload_json.php.disabled
Implement file upload restrictions
allAdd server-side validation for file types, extensions, and content
🧯 If You Can't Patch
- Implement web application firewall (WAF) rules to block malicious upload patterns
- Restrict network access to affected systems and monitor for suspicious file uploads
🔍 How to Verify
Check if Vulnerable:
Check if /Public/Kindeditor/php/upload_json.php exists and accepts file uploads without proper validationCheck Version:
git log --oneline | head -1Verify Fix Applied:
Test that file uploads to the vulnerable endpoint are properly restricted or blocked📡 Detection & Monitoring
Log Indicators:
- Unusual file uploads to upload_json.php
- POST requests with suspicious file extensions
- Large number of upload attempts
Network Indicators:
- HTTP POST requests to /Public/Kindeditor/php/upload_json.php with executable files
SIEM Query:
source="web_logs" AND uri="/Public/Kindeditor/php/upload_json.php" AND method="POST" AND (file_extension="php" OR file_extension="jsp" OR file_extension="asp")