CVE-2025-69220
HIGHLibreChat 0.8.1-rc2 - Authenticated Improper Access Control in File Upload and Search
Title source: llmDescription
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.
References (8)
Core 8
Core References
Exploit, Vendor Advisory x_refsource_confirm
https://github.com/danny-avila/LibreChat/security/advisories/GHSA-xcmf-rpmh-hg59
Patch x_refsource_misc
https://github.com/danny-avila/LibreChat/commit/4b9c6ab1cb9de626736de700c7981f38be08d237
Not Applicable x_refsource_misc
https://cwe.mitre.org/data/definitions/284.html
Not Applicable x_refsource_misc
https://cwe.mitre.org/data/definitions/862.html
Release Notes x_refsource_misc
https://github.com/danny-avila/LibreChat/releases/tag/v0.8.2-rc2
Not Applicable x_refsource_misc
https://owasp.org/Top10/A01_2021-Broken_Access_Control
Technical Description x_refsource_misc
https://owasp.org/www-project-web-security-testing-guide/v42/4-Web_Application_Security_Testing/05-Authorization_Testing/02-Testing_for_Bypassing_Authorization_Schema.html
Technical Description x_refsource_misc
https://raw.githubusercontent.com/OWASP/ASVS/v5.0.0/5.0/OWASP_Application_Security_Verification_Standard_5.0.0_en.pdf
Scores
CVSS v3
7.1
EPSS
0.0028
EPSS Percentile
19.7%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:N/I:H/A:L
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-284
CWE-862
Status
published
Products (1)
librechat/librechat
0.8.1 (2 CPE variants)
Published
Jan 07, 2026
Tracked Since
Feb 18, 2026