mcp@1.5.2

VERIFIED

Publisher claims: "Calendar API for AI agents: events, availability, Google/Microsoft setup, scheduling, and iCal." Observed in sandbox: no network, touches nothing outside the project, writes no memory.

Registry npm (MCP server) · listed in the official MCP RegistryPublisher chronary · joined 7 days agoInstalls 0Last detonated 7d ago
$claude mcp add mcp -- npx -y @chronary/mcp
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Is [email protected] safe to install?

KillerSkills ran it in the KillerSkills honeypot sandbox (2 scenarios) on 2026-10-27 and scored it 83/100 (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 · 1 s · 2 scenarios · 0 deviations
t+CategoryObserved action
0.0sprocessno install scripts in bundle
0.8sprocessdependency install exit 1
0.9sprocessexec /usr/bin/timeout
0.9sprocessexited 1: Node.js v22.23.4
0.9sclaimedno tools/list reply (exit 1)
0.9sprocessscript backend runs setup only

Static findings

MEDIUM
npx invocation of non-well-known packagepackage.json:59 · npx invocation of non-well-known package — may execute untrusted codeFix: Pin versions and sources; vendor anything fetched at install time.
AST06
HIGH
Auto-update or dynamic fetch configurationpackage.json:59 · Auto-update or dynamic fetch configuration — agent may load new code at runtimeFix: Pin versions and sources; vendor anything fetched at install time.
AST06
mcp@1.5.2 safety verdict: Verified 83/100 — KillerSkills