Is engram-mcp-server@0.6.0 safe to install?

Skills/PyPI/engram-mcp-server

engram-mcp-server@0.6.0

VERIFIED

Publisher claims: "Personal AI memory backend - portable, sovereign, protocol-compatible (MCP server with markdown source-of-truth and local vector search)." Observed in sandbox: no network, touches nothing outside the project, writes no memory.

Registry PyPI (MCP server)Publisher kpachhai · joined 4 days agoInstalls 25Last detonated 4d ago

$claude mcp add engram-mcp-server -- uvx engram-mcp-server

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KillerSkills ran it in the KillerSkills honeypot sandbox (2 scenarios) on 2026-10-30 and scored it 81/100 (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 · 2 scenarios · 0 deviations

t+CategoryObserved action

0.0sprocessno install scripts in bundle

0.1sprocessdependency install exit 1

0.1sprocessexec /usr/bin/timeout

0.1sprocessexec .venv/bin/engram

0.1sprocessexited 127: timeout: failed to run command '.venv/bin/engram': No such file or directory

0.1sclaimedno tools/list reply (exit 127)

0.2sprocessscript backend runs setup only

Static findings

MEDIUM

Python subprocess execution detectedsrc/engram/cli/team_vault.py:605 · Python subprocess execution detectedFix: Build commands from fixed arguments, never from interpolated strings; prefer an API client over shelling out.

AST05

MEDIUM

Python subprocess execution detectedsrc/engram/storage/facade.py:196 · Python subprocess execution detectedFix: Build commands from fixed arguments, never from interpolated strings; prefer an API client over shelling out.

AST05

MEDIUM

Python subprocess execution detectedsrc/engram/utils/run_command.py:72 · Python subprocess execution detectedFix: Build commands from fixed arguments, never from interpolated strings; prefer an API client over shelling out.

AST05

MEDIUM

Python subprocess execution detectedsrc/engram/cli/daemon.py:151 · Python subprocess execution detectedFix: Build commands from fixed arguments, never from interpolated strings; prefer an API client over shelling out.

AST05

MEDIUM

Python subprocess execution detectedsrc/engram/cli/team_vault.py:466 · Python subprocess execution detectedFix: Build commands from fixed arguments, never from interpolated strings; prefer an API client over shelling out.

AST05

MEDIUM

File permission modification commandsrc/engram/daemon/server.py:143 · File permission modification command — agent changes file ownership/permissionsFix: Request the narrowest permission that works; replace wildcards with the exact paths or hosts.

AST05

MEDIUM

Process kill commandsrc/engram/daemon/server.py:463 · Process kill command — agent can terminate processesFix: Build commands from fixed arguments; do not interpolate untrusted strings into a shell.

AST05

MEDIUM

File permission modification commandsrc/engram/daemon/server.py:124 · File permission modification command — agent changes file ownership/permissionsFix: Request the narrowest permission that works; replace wildcards with the exact paths or hosts.

AST05