The JFrog Security Research team announced its discovery and disclosure of a critical vulnerability, CVE-2025-6514, in an mcp-remote server. This vulnerability, rated with a CVSS score of 9.6, is capable of performing remote code execution.
The exploit can trigger arbitrary operating system command execution when Model Context Protocol (MCP) clients, such as Claude Desktop, connect to an untrusted MCP server through mcp-remote. A successful attack could lead to a complete system compromise for the victim.
The vulnerability affects mcp-remote versions 0.0.5 to 0.1.15 and has been fixed in version 0.1.16. JFrog strongly advises users to connect only to trusted MCP clients using secure connection methods like HTTPS to mitigate risks. This discovery underscores JFrog's commitment to securing the evolving AI ecosystem.
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