Missing Authentication for Critical Function Affecting netlicensing-mcp package, versions [,0.1.6)
Do your applications use this vulnerable package?
In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.
Test your applicationsSnyk Learn
Learn about Missing Authentication for Critical Function vulnerabilities in an interactive lesson.
Start learning- Snyk IDSNYK-PYTHON-NETLICENSINGMCP-17972375
- published14 Jul 2026
- disclosed14 Jul 2026
- creditUnknown
Introduced: 14 Jul 2026
NewCVE-2026-54446 (opens in a new tab)Common Vulnerabilities and Exposures (CVE) are common identifiers for publicly known security vulnerabilities
Common Weakness Enumeration (CWE) is a category system for software weaknesses
How to fix?
Upgrade netlicensing-mcp to version 0.1.6 or higher.
Overview
netlicensing-mcp is a MCP server for the Labs64 NetLicensing license management API
Affected versions of this package are vulnerable to Missing Authentication for Critical Function in the ApiKeyMiddleware process. An attacker can gain unauthorized access to critical operations by sending HTTP requests without providing any API key, causing the server to use its own privileged credentials for upstream API calls.