ClawAudit verdict

ngrok-preview

88
🟢 Trusted
Low risk — reviewed by ClawAudit, behavior matches stated purpose

The skill provides a transparent and controlled way to generate temporary ngrok preview links for local artifacts, with clear safety boundaries and a focus on task-specific outputs.

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

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

63
security
60
transparency
70
maintenance

Findings (6)

Pattern match medium

References tunneling service

SKILL.md · frontmatter · ngrok

Pattern match medium

subprocess execution — runs system commands from Python

scripts/ngrok_preview.py · prose · downgraded · subprocess.run(

Pattern match medium

HTTP request to bare IP address — common in malicious payloads

scripts/ngrok_preview.py · prose · downgraded · http://127.0.0.1

Pattern match low

Python urllib.request — network access

scripts/ngrok_preview.py · prose · downgraded · urllib.request

Pattern match low

Python shutil file operation — copies/moves/deletes files

scripts/ngrok_preview.py · prose · downgraded · shutil.copytree(

Pattern match low

Python os.environ.get — reads environment variable

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

Why the tier is capped

Execution sink present in raw bytes (Hard Floor: class D). 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.

credential_access

Is this flag fair?

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