What is CVE-2026-44653?

CVE-2026-44653 is a medium-severity vulnerability in Danny-avila Librechat, classified under Insertion of Sensitive Information into Sent Data. CVSS score: 6.5/10. Published 2026-06-02.

How severe is CVE-2026-44653?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Danny-avila Librechat

CVE-2026-44653

LibreChat is an enhanced ChatGPT clone that supports multiple AI providers. In versions up to and including 0.8.3, users with only `VIEW` access to an MCP server can retrieve the server's decrypted admin-managed secrets through `GET /api/m…

EPSS: 0.000 (9.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

Affected products

Danny-avila Librechat — versions < 0.8.4
Librechat

Weakness classification (CWE)

CWE-201 — Insertion of Sensitive Information into Sent Data

References

security-advisories@github.com (x_refsource_CONFIRM, Exploit, Mitigation, Vendor Advisory)

Frequently asked questions

What is CVE-2026-44653?: CVE-2026-44653 is a medium-severity vulnerability in Danny-avila Librechat, classified under Insertion of Sensitive Information into Sent Data. CVSS score: 6.5/10. Published 2026-06-02.
How severe is CVE-2026-44653?: Medium severity. CVSS v3 base score is 6.5 out of 10.