Description
LibreChat is a ChatGPT clone with additional features. Prior to v0.8.2-rc2, LibreChat's MCP stdio transport accepts arbitrary commands without validation, allowing any authenticated user to execute shell commands as root inside the container through a single API request. This vulnerability is fixed in v0.8.2-rc2.
References
https://github.com/danny-avila/LibreChat/security/advisories/GHSA-cxhj-j78r-p88f
ExploitVendor Advisory
CVSS impact metrics
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
9.1 · Critical
Information
Source identifier
Vulnerability status
Analyzed
Published
2026-01-12T19:16:03.200Z
3 days agoLast modified
2026-01-15T22:46:28.130Z
1 hour ago