Caveat verdict

skill-python-env

88
🟢 Trusted
No high-risk patterns surfaced by the deep scan — automated capability review, not behavioral proof.

Internal Python virtual environment manager creating shared venvs under ~/.python_env with no network exfiltration; outputs machine-readable activation paths for calling skills.

⚠ Flagged for review — coarse, uncorroborated signal, not a confirmed exploit. Review the config yourself before installing.

Automated static analysis — not a human review. Caveat flags capabilities, not confirmed intent, and can produce false positives. Disagree with this verdict? Use Dispute below.

0
security
80
transparency
70
maintenance

Findings (8)

Pattern match critical

Recursive delete from root or home — destructive command

SKILL.md · code · rm -rf ~

Pattern match high

subprocess execution — runs system commands from Python

SKILL.md · code · subprocess.run(

Pattern match high

Pipe-to-shell pattern (curl | sh) — supply chain attack vector

scripts/ensure_python_env.sh · prose · downgraded · curl -LsSf https://astral.sh/uv/install.sh | sh

Pattern match high

Pipe-to-shell pattern (wget | sh)

scripts/ensure_python_env.sh · prose · downgraded · wget -qO- https://astral.sh/uv/install.sh | sh

Pattern match high

Pipe to sh — executes piped content as shell commands

scripts/ensure_python_env.sh · prose · downgraded · | sh

Pattern match medium

Accesses shell history/config

scripts/ensure_python_env.py · prose · downgraded · ~/.zshrc

Pattern match low

Python os.environ.get — reads environment variable

scripts/ensure_python_env.py · prose · downgraded · os.environ.get(

Pattern match low

Python shutil file operation — copies/moves/deletes files

scripts/ensure_python_env.py · prose · downgraded · shutil.rmtree(

Why the tier is capped

Execution sink present in raw bytes (Hard Floor: class A/D/E). Final tier capped at Caution — cannot be lifted by any downgrade, example-payload opt-in, or allowlist.

Permissions & capabilities

No declared permissions — minimal attack surface.

process_exec

Is this flag fair?

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