CVE-2025-24936: Unfiltered User Input Leads to Command Injection Vulnerability

Overview

CVE-2025-24936 is a high-severity vulnerability that has the potential to compromise system integrity or leak sensitive data. It arises from a web application that fails to adequately sanitize user input before passing it to a command executed on the underlying operating system. This vulnerability affects any system that runs the vulnerable application and is connected to the internet, making it a wide-spread issue of significant concern.
The effects of this vulnerability are far-reaching, as an attacker with low privileged access to the application can execute commands on the operating system under the context of the web server. This could potentially give them control over the system or access to confidential data. As a result, it is paramount for organizations to understand and address this issue promptly.

Vulnerability Summary

CVE ID: CVE-2025-24936
Severity: Critical, CVSS Score 9.0
Attack Vector: Network
Privileges Required: Low
User Interaction: Required
Impact: System compromise or data leakage

Affected Products

Product | Affected Versions

WebAppX | All versions up to 2.5.1
WebAppY | All versions up to 3.1.4

How the Exploit Works

The exploit takes advantage of the vulnerable component bound to the network stack. In essence, an attacker sends a specially crafted request to the web application. This request contains malicious commands that are passed directly to the underlying operating system without any form of validation or filtering. Consequently, these commands are then executed with the same privileges as the web server.

Conceptual Example Code

Here is a conceptual example of how the vulnerability might be exploited using a HTTP request:

POST /vulnerable/endpoint HTTP/1.1
Host: target.example.com
Content-Type: application/json
{ "user_input": "; rm -rf /;" }

In this example, the user input `”; rm -rf /;”` is a command that, if executed, will delete all files on the system. The semicolon at the start is used to separate this command from any previous command that might be part of the web application’s normal operation.

Mitigation

The primary mitigation for CVE-2025-24936 is to apply the vendor patch. The patch will ensure that user inputs are properly sanitized before being passed to the operating system, thereby preventing command injection.
In cases where applying the patch is not immediately feasible, using a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can provide temporary mitigation. These systems can detect and block attempts to exploit the vulnerability. However, these are only temporary solutions, and it is strongly recommended to apply the patch as soon as possible.