ClawAudit verdict

u2-downloader

45
🟠 Risky
Significant concerns — only install if you understand the risks

The skill downloads YouTube videos using the u2foru API. While primarily useful, the handling of API keys could potentially be insecure if not managed properly.

⚠ 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.

100
security
70
transparency
70
maintenance

Findings (1)

Coarse signal — prose, single-step high

Instruction-prose smuggling shape detected: collects a sensitive target ("API Keys") and emits it outward ("paste"). Phrased as prose with no trigger tokens — a semantic prompt-injection / data-exfil pattern the syntactic scanners can't see. Final tier capped at Caution; review the instructions before installing.

SKILL.md · 1. Go to [https://u2foru.site](https://u2foru.site) and register an account 2. Navigate to the **API Keys** page (or visit [https://u2foru.site/?page=apikeys](h

Permissions & capabilities

No declared permissions — minimal attack surface.

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