What’s Vulnerable › Vulnerabilities

CVE-2026-7400: geekgod382 filesystem-mcp-server read_file_tool/write_file_tool server.py is_path_allowed path traversal

• Severity: high (CVSS 7.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-04-29 · updated 2026-10-26
• Weakness: CWE-22

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 products

• geekgod382 filesystem-mcp-server: 1.0.0

References

• https://github.com/geekgod382/filesystem-mcp-server/
• https://github.com/geekgod382/filesystem-mcp-server/commit/45364545fc60dc80aadcd4379f08042d3d3d292e
• https://github.com/geekgod382/filesystem-mcp-server/issues/1
• https://github.com/geekgod382/filesystem-mcp-server/releases/tag/v1.1.0
• https://vuldb.com/submit/803495
• https://vuldb.com/vuln/360123
• https://vuldb.com/vuln/360123/cti

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