Caveat verdict
skill-python-env
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.
Findings (8)
Recursive delete from root or home — destructive command
SKILL.md · code · rm -rf ~
subprocess execution — runs system commands from Python
SKILL.md · code · subprocess.run(
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
Pipe-to-shell pattern (wget | sh)
scripts/ensure_python_env.sh · prose · downgraded · wget -qO- https://astral.sh/uv/install.sh | sh
Pipe to sh — executes piped content as shell commands
scripts/ensure_python_env.sh · prose · downgraded · | sh
Accesses shell history/config
scripts/ensure_python_env.py · prose · downgraded · ~/.zshrc
Python os.environ.get — reads environment variable
scripts/ensure_python_env.py · prose · downgraded · os.environ.get(
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?
Thanks — recorded.