CVE-2026-85146 — SmartIT Desktop Manager developed by Lightstar has a Use of Hard-coded Credentials…¶

Key facts

CVE-2026-85146 is a Critical (9.8) vulnerability: SmartIT Desktop Manager developed by Lightstar has a Use of Hard-coded Credentials…. This entry ships a detection-only PoC and a Docker test lab.


CVE	CVE-2026-85146
Severity	Critical (9.8)
Detection / prevention	—
PoC	poc.py
Source	2026/CVE-2026-85146/

Details¶

English | 한국어

Description¶

SmartIT Desktop Manager developed by Lightstar has a Use of Hard-coded Credentials vulnerability. Unauthenticated remote attackers can obtain the SSH service account credentials and passwords for the SmartIT Agent directly from the application source code.

Vulnerability Details¶

Property	Value
CVE ID	CVE-2026-85146
Type	XSS
CVSS Score	9.8

Proof of Concept¶

Download¶

# Download PoC script
curl -O https://raw.githubusercontent.com/fankh/vulnerability-poc/main/2026/CVE-2026-85146/poc.py

Usage¶

# Run PoC against target
python3 poc.py --target <TARGET_URL>

# With authentication
python3 poc.py --target <TARGET_URL> --username <USER> --password <PASS>

⚠️ Warning: This PoC is for authorized security testing only. It uses detection-only techniques and does not exploit or damage target systems.

Test Lab¶

This repository includes a Docker-based test environment with both vulnerable and patched applications.

Quick Start¶

# Clone and navigate to CVE directory
cd CVE-2026-85146

# Start both applications
docker-compose up -d

# Run tests
./run-tests.sh    # Linux/Mac
./run-tests.ps1   # Windows PowerShell

Application Endpoints¶

Application	URL	Status
Vulnerable App	http://localhost:8080	Shows vulnerability
Patched App	http://localhost:8081	Demonstrates fix

Directory Structure¶

├── README.md           # English documentation
├── README_KO.md        # Korean documentation
├── poc.py              # PoC detection script
├── docker-compose.yml  # Container orchestration
├── run-tests.sh        # Linux/Mac test runner
├── run-tests.ps1       # Windows test runner
├── vulnerable-app/     # Vulnerable version
│   ├── app.py
│   ├── Dockerfile
│   └── requirements.txt
└── patched-app/        # Fixed version
    ├── app.py
    ├── Dockerfile
    └── requirements.txt

References¶

https://www.twcert.org.tw/en/cp-139-11177-13ca3-2.html
https://www.twcert.org.tw/tw/cp-132-11176-a4cc2-1.html

Generated by PoC Generator on 2026-09-04T13:40:51.755991639

Frequently asked questions¶

What is CVE-2026-85146?¶

CVE-2026-85146 is a Critical (9.8) vulnerability: SmartIT Desktop Manager developed by Lightstar has a Use of Hard-coded Credentials…. This entry ships a detection-only PoC and a Docker test lab.

How do I detect CVE-2026-85146?¶

Run the detection-only PoC included with this entry against your Docker test lab to confirm whether a target is affected; pair it with your own IDS logging.

How do I block or mitigate CVE-2026-85146?¶

Upgrade to a fixed version per the vendor advisory; the NVD record lists the affected versions. Use the included PoC to verify your remediation.

For authorized security testing and research only. See the full source and NVD record.