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9.4 Critical

CVE-2025-49596 The MCP inspector is a developer tool for testing and debugging MCP servers

Description

The MCP inspector is a developer tool for testing and debugging MCP servers. Versions of MCP Inspector below 0.14.1 are vulnerable to remote code execution due to lack of authentication between the Inspector client and proxy, allowing unauthenticated requests to launch MCP commands over stdio. Users should immediately upgrade to version 0.14.1 or later to address these vulnerabilities.

Affected products and versions

Product Affected versions Fixed in
inspector 0.14 earliest → < 0.14.1 0.14.1

Other CVEs of inspector

The 3 CVEs of inspector →
CVE-2026-119025 open 7.2.0 before 11.0.0 contains an OS command injection vulnerability that allows attackers to execute PowerShell code… 7.7 High CVE-2025-58444 The MCP inspector is a developer tool for testing and debugging MCP servers 8.6 High
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