CVE-2026-22252

CRITICAL
2026-01-12 [email protected]
9.1
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

4
Analysis Generated
Mar 12, 2026 - 21:54 vuln.today
PoC Detected
Jan 15, 2026 - 22:46 vuln.today
Public exploit code
Patch Released
Jan 15, 2026 - 22:46 nvd
Patch available
CVE Published
Jan 12, 2026 - 19:16 nvd
CRITICAL 9.1

Tags

Authentication Bypass AI / ML Librechat

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.

Analysis

LibreChat before v0.8.2-rc2 allows any authenticated user to execute shell commands as root inside the container through the MCP stdio transport. A single API request is sufficient for root code execution. …

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Remediation

Within 24 hours: Identify all affected systems and apply vendor patches immediately. Vendor patch is available.

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Priority Score

66
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +46
POC: +20

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CVE-2026-22252 vulnerability details – vuln.today
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