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CVE-2025-41258

LibreChat RAG API Authentication Bypass

Published: Mar 18, 2026Updated: Mar 24, 2026 Sources: CVE List NVD BDUCWE-284
NVD MITRE
8.0CVSSHIGH
EPSS Score
0.3%
Top 74.0%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

LibreChat version 0.8.1-rc2 uses the same JWT secret for the user session mechanism and RAG API which compromises the service-level authentication of the RAG API.

CVSS Vector Breakdown

AV:AAC:LPR:LUI:NS:UC:HI:HA:H
Exploitability
AV:AAttack Vector
Adjacent
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-284

Affected Products

LibreChatdanny-avila
Mixed
Communications / messaging-chat
LibreChatСообщество свободного программного обеспечения
On-prem
Operating Systems / linux-distro
librechatlibrechat
Mixed
Communications / messaging-chat
danny-avilaindividual-devCommunicationsaka danny-avila/librechat, librechat
сообщество свободного программного обеспеченияoss-projectOperating Systemsaka сообщество свободного программного обеспечения, fsf
librechatoss-projectCommunications

Exploitability

Official Patch Available

References

https://github.com/sbaresearch/advisories/tree/public/2025/SBA-ADV-20251205-01_LibreChat_RAG_API_Authentication_Bypass
github.com
https://github.com/danny-avila/LibreChat
github.com
https://github.com/sbaresearch/advisories/tree/public/2025/SBA-ADV-20251205-01_LibreChat_RAG_API_Authentication_Bypass
github.com

Timeline

Published
Mar 18, 2026
Last Updated
Mar 24, 2026

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