CVE-2025-41258

Name: CVE-2025-41258
Creator: NVD / NIST
Published: 2026-03-18T12:16:18.713+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8/10EPSS 0.34%

Last modified Jun 17, 2026

CVE-2025-41258 is a high-severity vulnerability rated 8/10 on the CVSS scale. 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.. EPSS estimates a 0.34% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

8/10

CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.34%

26.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-284

Affected Software

Vendor	Product	Versions	Update
Librechat	Librechat	0.8.1	Rc2

References

https://github.com/danny-avila/LibreChatProduct
https://github.com/sbaresearch/advisories/tree/public/2025/SBA-ADV-20251205-01_LibreChat_RAG_API_Authentication_BypassExploit, Third Party Advisory

Timeline

Published: Mar 18, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-41258?

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.

How severe is CVE-2025-41258?

CVE-2025-41258 has a CVSS score of 8/10 (HIGH severity). The EPSS model estimates a 0.34% probability of exploitation in the next 30 days.

How do I fix CVE-2025-41258?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-41258?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST