CVE-2026-81486: BSMI021 Mcp-File-Context-Server

Medium severity, CVSS 5.3. EPSS: 0.7% chance of exploitation in the next 30 days.

A vulnerability was detected in bsmi021 mcp-file-context-server 1.0.0. Affected by this issue is the function read_context of the file src/index.ts of the component Path Resolution. Performing a manipulation of the argument path results in path traversal. It is possible to initiate the attack remotely. The exploit is now public and may be used. The project was informed of the problem early through an issue report but has not responded yet.

Affected products

• BSMI021 Mcp-File-Context-Server: version 1.0.0 only

Published 2026-08-27. Last modified 2026-08-28.