CVE-2025-55061
📋 TL;DR
CVE-2025-55061 is an unrestricted file upload vulnerability (CWE-434) that allows attackers to upload malicious files to vulnerable systems. This could lead to remote code execution, data theft, or system compromise. Any system with affected software that accepts file uploads is potentially vulnerable.
💻 Affected Systems
- Unknown - No specific products identified in provided reference
⚠️ Manual Verification Required
This CVE does not have specific version information in our database, so automatic vulnerability detection cannot determine if your system is affected.
Why? The CVE database entry doesn't specify which versions are vulnerable (no version ranges provided by the vendor/NVD).
🔒 Custom verification scripts are available for registered users. Sign up free to download automated test scripts.
- Review the CVE details at NVD
- Check vendor security advisories for your specific version
- Test if the vulnerability is exploitable in your environment
- Consider updating to the latest version as a precaution
⚠️ Risk & Real-World Impact
Worst Case
Complete system compromise via remote code execution, data exfiltration, and persistent backdoor installation.
Likely Case
Webshell deployment leading to unauthorized access, data manipulation, and lateral movement within the network.
If Mitigated
File uploads blocked or sanitized, limiting impact to denial of service or failed upload attempts.
🎯 Exploit Status
File upload vulnerabilities typically have low exploitation complexity. Exploit availability unknown due to limited public information.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Unknown
Vendor Advisory: https://www.gov.il/en/departments/dynamiccollectors/cve_advisories_listing?skip=0
Restart Required: No
Instructions:
1. Monitor vendor advisories for specific affected products. 2. Apply patches when available. 3. Implement workarounds immediately.
🔧 Temporary Workarounds
File Upload Validation
allImplement server-side validation of file types, extensions, and content.
Web Application Firewall Rules
allConfigure WAF to block suspicious file uploads and known malicious extensions.
🧯 If You Can't Patch
- Disable file upload functionality entirely if not required
- Implement strict file type whitelisting and size limits
🔍 How to Verify
Check if Vulnerable:
Test if application accepts files with dangerous extensions (.php, .exe, .jsp) or malicious content.Check Version:
Check application version against vendor advisories when available.Verify Fix Applied:
Verify that file upload validation rejects dangerous file types and performs proper content checking.📡 Detection & Monitoring
Log Indicators:
- Unusual file upload attempts
- Files with suspicious extensions being uploaded
- Large number of failed upload attempts
Network Indicators:
- HTTP POST requests with file uploads to vulnerable endpoints
- Traffic patterns indicating file upload exploitation
SIEM Query:
source="web_server" AND (method="POST" AND uri CONTAINS "upload") AND (status=200 OR status=201) AND (user_agent CONTAINS "curl" OR user_agent CONTAINS "wget")