Is mcp@0.0.40 safe to install?

mcp@0.0.40

VERIFIED

Publisher claims: "A typed Model Context Protocol client/server with pluggable HTTP, WebSocket, and stdio transports. Part of the @orkestrel line." Observed in sandbox: no network, touches nothing outside the project, writes no memory.

Registry npm (MCP server)Publisher orkestrel · joined 8 days agoInstalls 6,576Last detonated 4d ago

$claude mcp add mcp -- npx -y @orkestrel/mcp

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KillerSkills ran it in the KillerSkills honeypot sandbox (1 scenario) on 2026-10-30 and scored it 81/100 (Verified). It did what it claims and nothing else we could detect: no undeclared network egress, no credential reads, no persistent instruction writes. Summary: no network, touches nothing outside the project, writes no memory.

Behavior trace

Honeypot run · 0 s · 1 scenarios · 0 deviations

t+CategoryObserved action

0.0sprocessno install scripts in bundle

0.0sprocessscript backend runs setup only

Static findings

MEDIUM

Process kill commanddist/src/server/index.js:1395 · Process kill command — agent can terminate processesFix: Build commands from fixed arguments; do not interpolate untrusted strings into a shell.

AST05

HIGH

Access to sensitive file pathsdist/src/server/index.js:1427 · Access to sensitive file paths — SSH keys, AWS credentials, env files, or system filesFix: Stop enumerating or reading credential locations; take secrets from a declared environment variable the user sets on purpose.

AST05

HIGH

Access to sensitive file pathsdist/src/server/index.cjs:1428 · Access to sensitive file paths — SSH keys, AWS credentials, env files, or system filesFix: Stop enumerating or reading credential locations; take secrets from a declared environment variable the user sets on purpose.

AST05

MEDIUM

Process kill commanddist/src/server/index.d.ts:1340 · Process kill command — agent can terminate processesFix: Build commands from fixed arguments; do not interpolate untrusted strings into a shell.

AST05

MEDIUM

MCP server using network transport (SSE/HTTP)dist/src/browser/index.js:1191 · MCP server using network transport (SSE/HTTP) — data sent over networkFix: Namespace tool names and keep tool descriptions literal; no instructions to the agent inside them.

AST04

MEDIUM

Process kill commanddist/src/server/index.cjs:1396 · Process kill command — agent can terminate processesFix: Build commands from fixed arguments; do not interpolate untrusted strings into a shell.

AST05