What is CVE-2026-31945?

CVE-2026-31945 is a high-severity vulnerability in Danny-avila Librechat, classified under Server-Side Request Forgery (SSRF). CVSS score: 7.7/10. Published 2026-03-27.

How severe is CVE-2026-31945?

High severity. CVSS v3 base score is 7.7 out of 10.

SSRF in Danny-avila Librechat

CVE-2026-31945

LibreChat is a ChatGPT clone with additional features. Versions 0.8.2-rc2 through 0.8.2 are vulnerable to a server-side request forgery (SSRF) attack when using agent actions or MCP. Although a previous SSRF vulnerability (https://github.c…

Vulnerability class: SSRF (Server-Side Request Forgery)

EPSS: 0.000 (14.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.7 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N.

Affected products

Danny-avila Librechat — versions >= 0.8.2-rc2, < 0.8.3-rc1

Weakness classification (CWE)

CWE-918 — Server-Side Request Forgery (SSRF)

References

https://github.com/danny-avila/LibreChat/security/advisories/GHSA-f92m-jpv7-55p2 (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2026-31945?: CVE-2026-31945 is a high-severity vulnerability in Danny-avila Librechat, classified under Server-Side Request Forgery (SSRF). CVSS score: 7.7/10. Published 2026-03-27.
How severe is CVE-2026-31945?: High severity. CVSS v3 base score is 7.7 out of 10.