CVE-2026-18482

Published Aug 20, 2026

Last updated 3 days ago

Overview

Description
Neo.mjs contains a command injection vulnerability within the FileSystemService.mjs component of the ai/mcp/server/file-system MCP server, where the checkSyntax() and runPlaywrightTest() functions unsafely interpolate caller-controlled absolutePath values into shell commands, enabling arbitrary OS command execution when an AI agent is induced to invoke these tools. Commit 88c77fc fixes these vulnerabilities.
Source
cret@cert.org
NVD status
Received

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References

Sources include official advisories and independent security research.