CVE-2025-7105 MEDIUM

CVE-2025-7105: Denial of Service via JavaScript Memory Overflow in danny-avila/librechat

Vendor Danny-Avila
Product danny-avila/librechat
Weakness CWE-400
Published February 2, 2026
Last update February 2, 2026

CVSS base score

5.7/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction Required
Confidentiality None
Integrity None

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H

What the vulnerability does

Description

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.

Key dates

Disclosure timeline

February 2, 2026 CVE published
February 2, 2026 Record updated