Overview
CVE-2025-41663 is a critical vulnerability in WWH servers that allows potential system compromise or data leakage. It’s an unauthenticated remote command execution vulnerability that could be exploited by a malicious actor in a man-in-the-middle position (MITM). The gravity of this vulnerability is in its potential to give cyber attackers the power to inject arbitrary commands and gain command execution with elevated privileges.
This vulnerability is alarming as it directly impacts the confidentiality, integrity, and availability of the system. WWH servers are widely used, thus, the global impact is considerable. Given the high CVSS severity score of 8.1, it’s crucial for system administrators to understand the threat and employ appropriate mitigations to prevent a potential breach.
Vulnerability Summary
CVE ID: CVE-2025-41663
Severity: High (8.1)
Attack Vector: Network
Privileges Required: None
User Interaction: None
Impact: System compromise, potential data leakage
Affected Products
Escape the Surveillance Era
Most apps won’t tell you the truth.
They’re part of the problem.
Phone numbers. Emails. Profiles. Logs.
It’s all fuel for surveillance.
Ameeba Chat gives you a way out.
- • No phone number
- • No email
- • No personal info
- • Anonymous aliases
- • End-to-end encrypted
Chat without a trace.
Product | Affected Versions
WWH Server | All versions prior to 2.8.7
How the Exploit Works
The vulnerability exploits the communication between a client and a WWH server. When a client sends a request to the server, an attacker in a man-in-the-middle (MITM) position can intercept the request and inject arbitrary commands into the server’s response. The server, unaware of the injected malicious content, then executes these commands with elevated privileges, allowing the attacker to potentially compromise the system or leak sensitive data.
Conceptual Example Code
Here’s a conceptual example of how an HTTP request might be manipulated by an attacker:
GET /server/request HTTP/1.1
Host: target.example.com
HTTP/1.1 200 OK
Content-Type: application/json
{ "response": "valid_response", "injected_command": "rm -rf /" }In the above example, the `injected_command` `rm -rf /` is a dangerous command which, if executed with elevated privileges, could delete all files in the system. This is a simplified example, but it illustrates the potential severity of the exploit.
Mitigation
The vendor has released a patch for this vulnerability. Affected systems should be updated to WWH Server version 2.8.7 or later as soon as possible. In the interim, systems can employ a Web Application Firewall (WAF) or Intrusion Detection System (IDS) as a temporary mitigation to monitor and block potentially malicious traffic.