Skills/npm/cds-mcp-server

cds-mcp-server@9.29.0

VERIFIED

Publisher claims: "Coinbase Design System - MCP Server" Observed in sandbox: no network, touches nothing outside the project, writes no memory.

Registry npm (MCP server)Publisher coinbase · joined 0 days agoInstalls 18,842Last detonated 2 h ago
$claude mcp add cds-mcp-server -- npx -y @coinbase/cds-mcp-server
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Is [email protected] safe to install?

KillerSkills ran it in the KillerSkills honeypot sandbox (2 scenarios) on 2026-10-26 and scored it 86/100 (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 · 2 s · 2 scenarios · 0 deviations
t+CategoryObserved action
0.0sprocessno install scripts in bundle
1.4sprocessdependency install exit 1
1.5sprocessexec /usr/bin/timeout
1.5sprocessexited 1: Node.js v22.23.4
1.5sclaimedno tools/list reply (exit 1)
1.6sprocessscript backend runs setup only

Static findings

HIGH
Instructs the agent to modify its persistent memory or instruction filesesm/setup.js:103 · Instructs the agent to modify its persistent memory or instruction filesFix: Remove the text that addresses the agent rather than the reader; describe behavior, do not instruct.
AST01
MEDIUM
File type combined with upload actionesm/setup.js:85 · File type combined with upload action — agent may exfiltrate local data filesFix: Remove the call, or declare the host in frontmatter and explain in the README what is sent and why.
AST07
MEDIUM
File type combined with upload actionesm/setup.js:101 · File type combined with upload action — agent may exfiltrate local data filesFix: Remove the call, or declare the host in frontmatter and explain in the README what is sent and why.
AST07