Intel

AIKIDO-2026-114818

repomix is vulnerable to Exposure of Sensitive Information

Exposure of Sensitive InformationGHSA-rpmv-562j-qxrv Published Aug 14, 2026

28

Low Risk

This Affects:

JSrepomix
0.0.1 - 1.17.0
Fixed in 1.18.0
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TL;DR

The MCP server registers file_system_read_file and file_system_read_directory tools that don't properly verify paths, so any file the host process can be accessed, including sensitive files that pass the secret-format scan. The advertised security check gives false assurance rather than a real access boundary. The fix registers these tools only in sandbox mode, confines them to the workspace root using realpath resolution so symlinks cannot escape, and refuses cloud metadata endpoints as clone targets.

Who does this affect?

You are affected if you are using a version that falls within the vulnerable range and you run the MCP server exposed to an untrusted client or agent that can invoke the file system read tools.

Background info

repomix is vulnerable to Exposure of Sensitive Information in versions 0.0.1 - 1.17.0.

How to fix this

Upgrade the repomix library to the patch version.