Vulnerability · Published May 2, 2026 · Assigned by VulDB

CVE-2026-76278nite metatrader-4-mcp sync_ea_from_file index.ts CallToolRequestSchema path traversal

Medium 6.3

In plain English

A medium-severity path traversal in metatrader-4-mcp from 8nite. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 28% of all known vulnerabilities).

Severity (CVSS 3.1)6.3Medium

Exploit odds (30 days)0.3%top 71.9% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A security vulnerability has been detected in 8nite metatrader-4-mcp 1.0.0. This vulnerability affects the function CallToolRequestSchema of the file src/index.ts of the component sync_ea_from_file. Such manipulation of the argument ea_name leads to path traversal. The attack can be launched remotely. The exploit has been disclosed publicly and may be used. The project was informed of the problem early through an issue report but has not responded yet.

Affected products (as reported)

Vendor	Product	Versions
8nite	metatrader-4-mcp	1.0.0

Weakness: CWE-22 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

References

VDB-360573 | 8nite metatrader-4-mcp sync_ea_from_file index.ts CallToolRequestSchema path traversal vdb-entry, technical-description
VDB-360573 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
Submit #806286 | 8nite metatrader-4-mcp 1.0.0 Path Traversal third-party-advisory
https://github.com/8nite/metatrader-4-mcp/issues/1 exploit, issue-tracking
https://github.com/8nite/metatrader-4-mcp/ product