Skills/PyPI/karellen-jdb-mcp

karellen-jdb-mcp@0.1.2

VERIFIED

Publisher claims: "MCP Server for JDB (Java Debugger)" Observed in sandbox: no network, touches nothing outside the project, writes no memory.

Registry PyPI (MCP server)Publisher karellen · joined 0 days agoInstalls 347Last detonated 1 h ago
$claude mcp add karellen-jdb-mcp -- uvx karellen-jdb-mcp
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Is [email protected] safe to install?

KillerSkills ran it in the KillerSkills honeypot sandbox (1 scenario) on 2026-11-05 and scored it 87/100 (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
0.1sprocessexited 1: ModuleNotFoundError: No module named 'setuptools'
0.1sprocessscript backend runs setup only
0.1sprocessscript backend runs setup only

Static findings

MEDIUM
Python subprocess execution detectedkarellen_jdb_mcp/jdb_session.py:224 · 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 detectedkarellen_jdb_mcp/process_manager.py:116 · Python subprocess execution detectedFix: Build commands from fixed arguments, never from interpolated strings; prefer an API client over shelling out.
AST05
MEDIUM
MCP server using network transport (SSE/HTTP)setup.py:26 · MCP server using network transport (SSE/HTTP) — data sent over networkFix: Namespace tool names and keep tool descriptions literal; no instructions to the agent inside them.
AST04
MEDIUM
Python subprocess execution detectedkarellen_jdb_mcp/version.py:71 · Python subprocess execution detectedFix: Build commands from fixed arguments, never from interpolated strings; prefer an API client over shelling out.
AST05
MEDIUM
File type combined with upload actionsetup.py:26 · 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

Cost to the agent

Instructions loaded
≈47 tok
1 file · 20 in bundle

Tokens estimated at four characters each. Skills load their instruction text when triggered; the figure is what that costs.

Known vulnerabilities

Not checked against OSV yet; the weekly check has not reached this version.

karellen-jdb-mcp@0.1.2 safety verdict: Verified 87/100 — KillerSkills