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CWE

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CVE-2025-58444

Published: Sep 8, 2025

Modified: Sep 9, 2025

PUBLISHED

Description

The MCP inspector is a developer tool for testing and debugging MCP servers. A cross-site scripting issue was reported in versions of the MCP Inspector local development tool prior to 0.16.6 when connecting to untrusted remote MCP servers with a malicious redirect URI. This could be leveraged to interact directly with the inspector proxy to trigger arbitrary command execution. Users are advised to update to 0.16.6 to resolve this issue.

Vendor	Product	Versions
modelcontextprotocol	inspector	affected `< 0.16.6`

Weaknesses (CWE)

References

https://github.com/modelcontextprotocol/inspector/security/advisories/GHSA-g9hg-qhmf-q45m

x_refsource_CONFIRM

https://github.com/modelcontextprotocol/inspector/commit/650f3090d26344a672026b737d81586595bb1f60

x_refsource_MISC

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