Is mcp-nest-zod4@1.9.0 safe to install?

Skills/npm/mcp-nest-zod4

mcp-nest-zod4@1.9.0

VERIFIED

Publisher claims: "NestJS module for creating Model Context Protocol (MCP) servers" Observed in sandbox: no network, touches nothing outside the project, writes no memory.

Registry npm (MCP server)Publisher rekog-labs · joined 0 days agoInstalls 417Last detonated 2 h ago

$claude mcp add mcp-nest-zod4 -- npx -y mcp-nest-zod4

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Is [email protected] safe to install?

KillerSkills ran it in the KillerSkills honeypot sandbox (1 scenario) on 2026-10-27 and scored it 88/100 (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

npx invocation of non-well-known packagepackage.json:91 · npx invocation of non-well-known package — may execute untrusted codeFix: Pin versions and sources; vendor anything fetched at install time.

AST06

MEDIUM

npx invocation of non-well-known packagepackage.json:90 · npx invocation of non-well-known package — may execute untrusted codeFix: Pin versions and sources; vendor anything fetched at install time.

AST06

MEDIUM

MCP server using network transport (SSE/HTTP)src/mcp/services/mcp-executor.service.ts:43 · 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

MCP server using network transport (SSE/HTTP)src/mcp/services/mcp-executor.service.ts:44 · 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

MCP server using network transport (SSE/HTTP)src/mcp/services/mcp-executor.service.ts:46 · 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

MCP server using network transport (SSE/HTTP)src/mcp/services/mcp-executor.service.ts:45 · 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