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Vulnerabilities

Vulnerability · CVE-2026-33265

In LibreChat 0.8.1-rc2, a logged-in user obtains a JWT for both the LibreChat API and the RAG API.

Published Mar 18, 2026 · catalog updated Jun 17, 2026 · In LibreChat 0.8.1-rc2, a

Check if you run it

No confirmed exploitation is on record for CVE-2026-33265. EPSS is 0.27%. Act only if a listed version of In LibreChat 0.8.1-rc2, a is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (In LibreChat 0.8.1-rc2, a).
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Critical9.0
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.27%
Remediation
Advisory link
Affected products
cpe librechat/librechat

In LibreChat 0.8.1-rc2, a logged-in user obtains a JWT for both the LibreChat API and the RAG API.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe librechat/librechat0.8.1

How to fix CVE-2026-33265

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2026-33265. EPSS is 0.27%. Act only if a listed version of In LibreChat 0.8.1-rc2, a is installed.

Which versions are affected?

Compare what you have installed with 0.8.1. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-669: Incorrect Resource Transfer Between Spheres. EPSS 0.27%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Mar 18, 2026 · NIST NVD

    Detected

    In LibreChat 0.8.1-rc2, a logged-in user obtains a JWT for both the LibreChat API and the RAG API.

  2. Jun 17, 2026 · NIST NVD

    Updated

    In LibreChat 0.8.1-rc2, a logged-in user obtains a JWT for both the LibreChat API and the RAG API.

Sources

  • CVE.orgVulnerability recordCVE-2026-33265

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-33265

    30-day exploitation probability 0.3%

    first.org
  • NIST NVDVulnerability recordCVE-2026-33265

    In LibreChat 0.8.1-rc2, a logged-in user obtains a JWT for both the LibreChat API and the RAG API.

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.