CVE-2026-7400CWE-22

geekgod382 filesystem-mcp-server read_file_tool/write_file_tool server.py is_path_allowed path traversal

Medium · published April 29, 2026

CVSS v4.0
6.9
EPSS
1%
Percentile
49.1
In the wild
Unconfirmed
What it is

A security vulnerability has been detected in geekgod382 filesystem-mcp-server 1.0.0. This issue affects the function is_path_allowed of the file server.py of the component read_file_tool/write_file_tool. Such manipulation leads to path traversal. The attack can be launched remotely. The exploit has been disclosed publicly and may be used. Upgrading to version 1.1.0 is capable of addressing this issue. The name of the patch is 45364545fc60dc80aadcd4379f08042d3d3d292e. Upgrading the affected component is advised.

The record
Technical detail
CVSS v4.0
6.9 · MEDIUM
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
EPSS
0.00621 · 49.1th percentile
Weakness
CWE-22 · Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Published
2026-04-29T19:00Z
EPSS history
Timeline
  • 29 APR 19:00Z
    geekgod382 filesystem-mcp-server read_file_tool/write_file_tool server.py is_path_allowed path traversal
    cvelistv5