CVE-2026-22252
Critical
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.
SeverityCritical
CVSS9.1
Exploit probability—
ProductLibrechat
PublishedJan 12, 2026
First seenJan 12, 2026
Weakness typeCWE-285CWE-285
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| librechat librechat | 0.8.2 | — |
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