CVE-2025-7105CWE-400

Denial of Service via JavaScript Memory Overflow in danny-avila/librechat

Medium · published February 2, 2026

CVSS v3.0
5.7
EPSS
0%
Percentile
22.2
In the wild
Unconfirmed
What it is

A vulnerability in danny-avila/librechat allows attackers to exploit the unrestricted Fork Function in `/api/convos/fork` to fork numerous contents rapidly. If the forked content includes a Mermaid graph with a large number of nodes, it can lead to a JavaScript heap out of memory error upon service restart, causing a denial of service. This issue affects the latest version of the product.

The record
Technical detail
CVSS v3.0
5.7 · MEDIUM
Vector
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00306 · 22.2th percentile
Weakness
CWE-400 · Uncontrolled Resource Consumption
Published
2026-02-02T10:36Z
EPSS history
Timeline
  • 02 FEB 10:36Z
    Denial of Service via JavaScript Memory Overflow in danny-avila/librechat
    cvelistv5