CVE-2026-7400

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

HIGH
7.3
CVSS Score
Published: April 29, 2026 at 07:00 PM UTC
Updated: October 26, 2026 at 08:10 PM UTC
1 product affected across 1 vendorFilesystem Mcp Server

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Severity
HIGH7.3
Exploit prediction
EPSS 0.4%
SSVC
PoC

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Vendor states this is fixed in 1.1.0 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (7)

SSVC — Action Prioritization

SSVCPoCAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.3HIGHVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-22

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