What is CVE-2026-54036?

CVE-2026-54036 is a medium-severity vulnerability in Danny-avila Librechat, classified under Missing Authentication for Critical Function. CVSS score: 5.3/10. Published 2026-06-25.

How severe is CVE-2026-54036?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Auth bypass in Danny-avila Librechat

CVE-2026-54036

LibreChat is an enhanced ChatGPT clone that supports multiple AI providers. Prior to 0.8.4-rc1, the GET /api/auth/2fa/enable endpoint can be called by an authenticated user (or attacker with a stolen session) even when 2FA is already fully…

Vulnerability class: Broken Authentication

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N.

Affected products

Danny-avila Librechat — versions < 0.8.4-rc1

Weakness classification (CWE)

CWE-306 — Missing Authentication for Critical Function

References

security-advisories@github.com (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2026-54036?: CVE-2026-54036 is a medium-severity vulnerability in Danny-avila Librechat, classified under Missing Authentication for Critical Function. CVSS score: 5.3/10. Published 2026-06-25.
How severe is CVE-2026-54036?: Medium severity. CVSS v3 base score is 5.3 out of 10.