CVE-2025-24989 — An improper access control vulnerability in Power Pages allows an unauthorized attacker…¶

Key facts

CVE-2025-24989 is a High (8.2) vulnerability: An improper access control vulnerability in Power Pages allows an unauthorized attacker…. This entry ships a detection-only PoC and a Docker test lab. It is on the CISA Known Exploited Vulnerabilities (KEV) catalog (added 2025-02-21), confirming active exploitation in the wild.

Actively exploited — on the CISA KEV catalog

CVE-2025-24989 is listed on the CISA Known Exploited Vulnerabilities (KEV) catalog (added 2025-02-21), confirming exploitation in the wild. Federal remediation deadline: 2025-03-14. Prioritise patching and deploy the detection and prevention rules below.


CVE	CVE-2025-24989
Severity	High (8.2)
CISA KEV	Actively exploited (added 2025-02-21)
Detection / prevention	—
PoC	poc.py
Source	2025/CVE-2025-24989/

Details¶

English | 한국어

Description¶

An improper access control vulnerability in Power Pages allows an unauthorized attacker to elevate privileges over a network potentially bypassing the user registration control. This vulnerability has already been mitigated in the service and all affected customers have been notified. This update addressed the registration control bypass. Affected customers have been given instructions on reviewing their sites for potential exploitation and clean up methods. If you've not been notified this vulnerability does not affect you.

Vulnerability Details¶

Property	Value
CVE ID	CVE-2025-24989
CVSS Score	8.2

Proof of Concept¶

Download¶

# Download PoC script
curl -O https://raw.githubusercontent.com/fankh/vulnerability-poc/main/2025/CVE-2025-24989/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-2025-24989

# 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://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-24989
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-24989

Generated by PoC Generator on 2026-07-12T09:19:47.367604719

Frequently asked questions¶

What is CVE-2025-24989?¶

CVE-2025-24989 is a High (8.2) vulnerability: An improper access control vulnerability in Power Pages allows an unauthorized attacker…. This entry ships a detection-only PoC and a Docker test lab. It is on the CISA Known Exploited Vulnerabilities (KEV) catalog (added 2025-02-21), confirming active exploitation in the wild.

How do I detect CVE-2025-24989?¶

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-2025-24989?¶

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

Is CVE-2025-24989 actively exploited?¶

Yes. CVE-2025-24989 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, added 2025-02-21, which means it has been exploited in the wild. CISA set a federal remediation deadline of 2025-03-14. Prioritise patching and deploy the detection and prevention rules above.

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