CVE-2026-5327
CVE-2026-5327 · efforthye fast-filesystem-mcp index.ts handleGetDiskUsage command injection
This page contains facts from public vulnerability sources. Check the original advisory before updating.
A security flaw has been discovered in efforthye fast-filesystem-mcp up to 3.5.1. The affected element is the function handleGetDiskUsage of the file src/index.ts. Performing a manipulation results in command injection. The attack is possible to be carried out remotely. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.
CVSS 5.3 · Medium · EPSS 1.2%
- Published
- Updated
Stack: node
Affected products and versions
fast-filesystem-mcp
- Versions
- 3.5.0: Affected
- 3.5.1: Affected
No fix published
fast-filesystem-mcp npm
- Affected ranges
- SEMVER: ≤ 3.5.0
No fix published
Original sources
- https://vuldb.com/vuln/354658
- https://vuldb.com/vuln/354658/cti
- https://vuldb.com/submit/780776
- https://github.com/efforthye/fast-filesystem-mcp/issues/15
- https://github.com/user-attachments/files/25822878/fast-filesystem-mcp_bug.pdf
- https://github.com/efforthye/fast-filesystem-mcp/
- https://nvd.nist.gov/vuln/detail/CVE-2026-5327