CVE-2025-69220 Details
Description
LibreChat is a ChatGPT clone with additional features. Version 0.8.1-rc2 does not enforce proper access control for file uploads to an agents file context and file search. An authenticated attacker with access to the agent ID can change the behavior of arbitrary agents by uploading new files to the file context or file search, even if they have no permissions for this agent. This issue is fixed in version 0.8.2-rc2.
A vulnerability exists in LibreChat version 0.8.1-rc2, where the application fails to enforce proper access controls for file uploads to an agent's file context and file search. This allows an authenticated attacker with knowledge of the agent ID to upload files that can alter the behavior of the agent, even without permission for that agent. The issue is rooted in inadequate permission checks for file uploads, particularly in the 'agents' endpoint. The vulnerability has been addressed in version 0.8.2-rc2.
Users are advised to update to LibreChat version 0.8.2-rc2 or later. The application should also implement proper permission checks for file uploads to agent contexts, ensuring that only authorized users can upload files to agents they have permission for.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Jan 7, 2026References to Advisories, Solutions, and Tools
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Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-862 | Missing Authorization | [email protected] |
| CWE-284 | Improper Access Control | [email protected] |
| CWE-862 | Missing Authorization | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| librechat librechat | 0.8.1 - 0.8.1 rc1 |
CPE
Remediation
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Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Jan 15, 2026 | Initial Analysis | [email protected] |
| Jan 7, 2026 | New CVE Received | [email protected] |