CVE-2026-5327
5.3
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
Summary
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.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| efforthye | fast-filesystem-mcp | 3.5.0 | affected |
| efforthye | fast-filesystem-mcp | 3.5.1 | affected |
Weaknesses
- CWE-77: Command Injection
- CWE-74: Injection
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: poc
- Automatable: no
- Technical Impact: partial
References
- 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/
Feedback
Was this page helpful?
Glad to hear it! Please tell us how we can improve.
Sorry to hear that. Please tell us how we can improve.