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fast-filesystem-mcp

2 known vulnerabilities (1 high, 1 medium), with the versions each affects and the releases that fix them.

Latest release
3.5.2 (May 2, 2026): no advisory affects it
Newest unaffected release
3.5.2 (May 2, 2026), the latest release
Advisories
2 · 1 high, 1 medium
Weekly downloads
269
Dependents
0
Releases
48 since 2.1.0 (Aug 14, 2025)
Registry
npm
Releases read
Nov 8, 2026

Version timeline

Every release cve.now has on record, lowest version on the left; each bar is a run of versions an advisory affects.

Advisories 2

  • CVE-2026-5327Medium 5.3

    efforthye fast-filesystem-mcp index.ts handleGetDiskUsage command injection

    Affected: through 3.5.0.

    Fixed in 3.5.2 (released May 2, 2026, 30 days after disclosure), the first release outside every affected range (no listed fixed version clears them all).

    The latest release, 3.5.2, is not affected.

    47% of fast-filesystem-mcp downloads last week were affected versions (93).

  • fast-filesystem-mcp version 3.4.0 contains a critical path traversal vulnerability in its file operation tools including fast_read_file.

    Affected: through 3.4.0.

    Fixed in 3.5.0 (released Sep 24, 2025, 105 days before disclosure), the first release outside every affected range (no listed fixed version clears them all).

    The latest release, 3.5.2, is not affected.

    18% of fast-filesystem-mcp downloads last week were affected versions (36).