cvedb.io
CVE-2025-8849
HIGH · CVSS 7.5
EPSS exploitation probability: 0%
Published 2025-10-31T00:15:37.480 · Last modified 2026-06-17T10:07:46.950

Summary

LibreChat version 0.7.9 is vulnerable to a Denial of Service (DoS) attack due to unbounded parameter values in the `/api/memories` endpoint. The `key` and `value` parameters accept arbitrarily large inputs without proper validation, leading to a null pointer error in the Rust-based backend when excessively large values are submitted. This results in the inability to create new memories, impacting the stability of the service.

Affected products

librechat — librechat

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.