Overview
This report discusses the critical vulnerability identified as CVE-2025-54073. It affects the MCP (Model Context Protocol) server, `mcp-package-docs`, an essential tool for developers. This vulnerability, if exploited, could allow for remote code execution and potential system compromise or data leakage. The severity and widespread use of the affected software make this a high-priority issue.
Vulnerability Summary
CVE ID: CVE-2025-54073
Severity: High (CVSS: 7.5)
Attack Vector: Network
Privileges Required: None
User Interaction: None
Impact: Remote code execution, potential system compromise, and data leakage
Affected Products
Share secrets securely
Ameeba is private infrastructure for communication and sensitive work built on encrypted identity instead of exposed corporate identity systems.
Passwords, credentials, confidential files, screenshots, internal discussions, sensitive AI context, and private coordination should not become exposed across ordinary communication platforms.
- • Encrypted identity
- • Private Spaces for organizations and teams
- • End-to-end encrypted chat, calls, files, and notes
- • Sensitive AI work and protected collaboration
- • Built for information that cannot leak
Our mission is to secure human work alongside AI.
Product | Affected Versions
mcp-package-docs | up to 0.1.26
How the Exploit Works
The vulnerability stems from the unsanitized use of input parameters in a call to `child_process.exec` in the `mcp-package-docs` server. The server constructs and executes shell commands using unvalidated user input directly within command-line strings, introducing the opportunity for shell metacharacter injection (`|`, `>`, `&&`, etc.). An attacker can exploit this to inject arbitrary system commands and execute code remotely under the server process’s privileges.
Conceptual Example Code
Given the command injection nature of this vulnerability, an attacker could potentially exploit it by sending a malicious request like the following pseudocode:
POST /mcp-package-docs/endpoint HTTP/1.1
Host: target.example.com
Content-Type: application/json
{ "package": "validPackageName; rm -rf /" }In this example, after the valid package name, a semicolon is used to separate the legitimate command from a malicious one (`rm -rf /`), which would delete all files in the system if executed.
Recommendations
To mitigate this vulnerability, users are advised to update their `mcp-package-docs` server to version 0.1.28 or later. As a temporary mitigation, users can also implement a Web Application Firewall (WAF) or Intrusion Detection System (IDS) to block attempts to exploit this vulnerability.