mcp@0.15.6

VERIFIED

Publisher claims: "`@reactionary/mcp` exposes an instantiated Reactionary client surface as a Model Context Protocol (MCP) HTTP service." Observed in sandbox: no network, touches nothing outside the project, writes no memory.

Registry npm (MCP server)Publisher reactionary · joined 8 days agoInstalls 6,094Last detonated 2 h ago
$claude mcp add mcp -- npx -y @reactionary/mcp
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Is [email protected] safe to install?

KillerSkills ran it in the KillerSkills honeypot sandbox (1 scenario) on 2026-11-03 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 · 0 s · 1 scenarios · 0 deviations
t+CategoryObserved action
0.0sprocessno install scripts in bundle
0.0sprocessscript backend runs setup only
0.0sprocessscript backend runs setup only

Static findings

HIGH
Access to sensitive file pathslib/load-project-root-env.js:28 · 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
CRITICAL
Fake instruction boundary tagREADME.md:298 · Fake instruction boundary tagFix: Remove the text that addresses the agent rather than the reader; describe behavior, do not instruct.
AST01
mcp@0.15.6 safety verdict: Verified 86/100 — KillerSkills