CVE-2026-111329 — JuggleIM im-server through 1.8.16 ships default administrator credentials admin/123456…¶
Key facts
CVE-2026-111329 is a Critical (9.8) vulnerability: JuggleIM im-server through 1.8.16 ships default administrator credentials admin/123456…. This entry ships a detection-only PoC and a Docker test lab.
| CVE | CVE-2026-111329 |
| Severity | Critical (9.8) |
| Detection / prevention | — |
| PoC | poc.py |
| Source | 2026/CVE-2026-111329/ |
Details¶
English | 한국어
Description¶
JuggleIM im-server through 1.8.16 ships default administrator credentials admin/123456 that allow unauthenticated remote attackers to access the admin console on port 8090. Attackers can log in as administrator, even after account deletion since CheckLogin recreates it, to control tenant applications and app secrets.
Vulnerability Details¶
| Property | Value |
|---|---|
| CVE ID | CVE-2026-111329 |
| CVSS Score | 9.8 |
Proof of Concept¶
Download¶
# Download PoC script
curl -O https://raw.githubusercontent.com/fankh/vulnerability-poc/main/2026/CVE-2026-111329/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-2026-111329
# 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://github.com/juggleim/im-server
- https://github.com/juggleim/im-server/blob/v1.8.16/sql/imserver.sql#L988
- https://github.com/juggleim/imserver-console/blob/v1.0.10/services/accountservice.go#L77-L96
- https://hackmd.io/@hieuPenguinnn/juggleim-im-server-default-admin-credential
- https://www.vulncheck.com/advisories/juggleim-im-server-through-1.8.16-default-admin-credentials-in-admin-console
Generated by PoC Generator on 2026-10-16T08:02:15.600196682
Frequently asked questions¶
What is CVE-2026-111329?¶
CVE-2026-111329 is a Critical (9.8) vulnerability: JuggleIM im-server through 1.8.16 ships default administrator credentials admin/123456…. This entry ships a detection-only PoC and a Docker test lab.
How do I detect CVE-2026-111329?¶
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-2026-111329?¶
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.