Is warden-mcp@0.2.64 safe to install?

warden-mcp@0.2.64

VERIFIED

Publisher claims: "Vaultwarden/Bitwarden MCP server backed by Bitwarden CLI (bw)." Observed in sandbox: no network, touches nothing outside the project, writes no memory.

Registry npm (MCP server)Publisher icoretech · joined 7 days agoInstalls 4,870Last detonated 4 h ago

$claude mcp add warden-mcp -- npx -y @icoretech/warden-mcp

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Is [email protected] safe to install?

KillerSkills ran it in the KillerSkills honeypot sandbox (2 scenarios) on 2026-11-03 and scored it 84/100 (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

1.7sprocessdependency install exit 1

1.9sprocessexec /usr/bin/timeout

1.9sprocessexec /app/apps/web/node_modules/.bin/bw

1.9sprocessexec /root/.cache/node/corepack/v1/pnpm/10.28.0/dist/node-gyp-bin/bw

1.9sprocessexec /app/node_modules/.bin/bw

1.9sprocessexec /pnpm/bw

1.9sprocessexec /usr/local/sbin/bw

1.9sprocessexec /usr/local/bin/bw

1.9sprocessexec /usr/sbin/bw

1.9sprocessexec /usr/bin/bw

1.9sprocessexec /sbin/bw

1.9sprocessexec /bin/bw

1.9sprocessexited 1: }

1.9sclaimedno tools/list reply (exit 1)

1.9sprocessscript backend runs setup only

Static findings

HIGH

Access to sensitive file pathsdist/bw/bwPool.js:49 · 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/bw/bwCli.js:99 · Process kill command — agent can terminate processesFix: Build commands from fixed arguments; do not interpolate untrusted strings into a shell.

AST05