CVE Tools
Sign in

CVE-2025-7105

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

Published: Feb 2, 2026Updated: Apr 15, 2026 Sources: CVE List NVDCWE-400
NVD MITRE
5.7CVSSMEDIUM
EPSS Score
0.3%
Top 80.6%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

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.

CVSS Vector Breakdown

AV:NAC:LPR:LUI:RS:UC:NI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-400

Affected Products

danny-avila/librechatdanny-avila
Mixed
Communications / messaging-chat
danny-avilaindividual-devCommunicationsaka danny-avila/librechat, librechat

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

MITRE ATT&CK

1 technique
Impact
View detailed technique mapping

References

https://huntr.com/bounties/e44f0740-48bd-443b-8826-528e6afe9e34
huntr.com
https://github.com/danny-avila/librechat/commit/97a99985fa339db0a21ad63604e0bb8db4442ffc
github.com

Timeline

Published
Feb 2, 2026
Last Updated
Apr 15, 2026

Unlock Complete Vulnerability Intelligence

Get the full picture for CVE-2025-7105 and every CVE in our database. Create a free account — no credit card required.

Create Free Account
Plain-language analysis
Impact assessment and exploitation scenario in plain English
Attack graph visualization
Interactive attack path and kill chain mapping
Exploit details & PoC links
ExploitDB, Metasploit, GitHub PoCs with direct links
Nuclei scanner templates
Ready-to-use vulnerability scanner templates
Full remediation guide
Patch instructions, workarounds, and compliance impact
Interactive AI chat
Ask questions about this vulnerability in natural language
Related vulnerabilities
Semantically similar CVEs and attack patterns
REST API & MCP access
Integrate vulnerability data into your workflows