Is backburner-mcp@1.0.0 safe to install?

Skills/PyPI/backburner-mcp

backburner-mcp@1.0.0

VERIFIED

Publisher claims: "An MCP server that lets AI agents run long jobs in the background and collect results later" Observed in sandbox: no network, touches nothing outside the project, writes no memory.

Registry PyPI (MCP server)Publisher rohit-yajee · joined 6 days agoInstalls 158Last detonated 6d ago

$claude mcp add backburner-mcp -- uvx backburner-mcp

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KillerSkills ran it in the KillerSkills honeypot sandbox (2 scenarios) on 2026-10-28 and scored it 80/100 (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

0.4sprocessdependency install exit 1

0.4sprocessexec /usr/bin/timeout

0.4sprocessexec .venv/bin/backburner

0.4sprocessexited 127: timeout: failed to run command '.venv/bin/backburner': No such file or directory

0.4sclaimedno tools/list reply (exit 127)

0.4sprocessscript backend runs setup only

Static findings

MEDIUM

Python subprocess execution detectedbackburner/jobs.py:252 · Python subprocess execution detectedFix: Build commands from fixed arguments, never from interpolated strings; prefer an API client over shelling out.

AST05

MEDIUM

Process kill commandbackburner/jobs.py:167 · Process kill command — agent can terminate processesFix: Build commands from fixed arguments; do not interpolate untrusted strings into a shell.

AST05

MEDIUM

Python subprocess execution detectedbackburner/jobs.py:177 · Python subprocess execution detectedFix: Build commands from fixed arguments, never from interpolated strings; prefer an API client over shelling out.

AST05

MEDIUM

Process kill commandbackburner/tasks_extension.py:217 · Process kill command — agent can terminate processesFix: Build commands from fixed arguments; do not interpolate untrusted strings into a shell.

AST05

MEDIUM

Python subprocess execution detectedbackburner/jobs.py:170 · Python subprocess execution detectedFix: Build commands from fixed arguments, never from interpolated strings; prefer an API client over shelling out.

AST05

MEDIUM

Process kill commandbackburner/tasks_extension.py:220 · Process kill command — agent can terminate processesFix: Build commands from fixed arguments; do not interpolate untrusted strings into a shell.

AST05

MEDIUM

Destructive command against a filesystem root or devicetests/test_jobs.py:130 · Destructive command against a filesystem root or deviceFix: Build commands from fixed arguments; do not interpolate untrusted strings into a shell.

AST05

MEDIUM

Destructive file system command detectedtests/test_jobs.py:130 · Destructive file system command detectedFix: Build commands from fixed arguments; do not interpolate untrusted strings into a shell.

AST05