aws-cost-mcp@1.0.0
VERIFIEDPublisher claims: "MCP Server for AWS Cost Explorer — query costs, analyze EC2, detect anomalies, and generate cost reports" Observed in sandbox: no network, touches nothing outside the project, writes no memory.
Is [email protected] safe to install?
KillerSkills ran it in the KillerSkills honeypot sandbox (2 scenarios) on 2026-10-27 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 · 1 s · 2 scenarios · 0 deviationst+CategoryObserved action
0.0sprocessno install scripts in bundle
0.6sprocessdependency install exit 1
0.7sprocessexec /usr/bin/timeout
0.7sprocessexec .venv/bin/aws-cost-mcp
0.7sprocessexited 127: timeout: failed to run command '.venv/bin/aws-cost-mcp': No such file or directory
0.7sclaimedno tools/list reply (exit 127)
0.7sprocessscript backend runs setup only
Static findings
MEDIUM
Python subprocess execution detecteddev.py:56 · Python subprocess execution detectedFix: Build commands from fixed arguments, never from interpolated strings; prefer an API client over shelling out.
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Python subprocess execution detecteddev.py:103 · Python subprocess execution detectedFix: Build commands from fixed arguments, never from interpolated strings; prefer an API client over shelling out.
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npx invocation of non-well-known packagedev.py:54 · npx invocation of non-well-known package — may execute untrusted codeFix: Pin versions and sources; vendor anything fetched at install time.
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npx invocation of non-well-known packagedev.py:25 · npx invocation of non-well-known package — may execute untrusted codeFix: Pin versions and sources; vendor anything fetched at install time.
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Python subprocess execution detecteddev.py:123 · Python subprocess execution detectedFix: Build commands from fixed arguments, never from interpolated strings; prefer an API client over shelling out.
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Python subprocess execution detecteddev.py:150 · Python subprocess execution detectedFix: Build commands from fixed arguments, never from interpolated strings; prefer an API client over shelling out.
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npx invocation of non-well-known packagedev.py:192 · npx invocation of non-well-known package — may execute untrusted codeFix: Pin versions and sources; vendor anything fetched at install time.
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npx invocation of non-well-known packagedocker-compose.yml:47 · npx invocation of non-well-known package — may execute untrusted codeFix: Pin versions and sources; vendor anything fetched at install time.
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Auto-update or dynamic fetch configurationdocker-compose.dev.yml:2 · Auto-update or dynamic fetch configuration — agent may load new code at runtimeFix: Pin versions and sources; vendor anything fetched at install time.
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Auto-update or dynamic fetch configurationdocker-compose.yml:17 · Auto-update or dynamic fetch configuration — agent may load new code at runtimeFix: Pin versions and sources; vendor anything fetched at install time.
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