Caveat verdict

knowfun

knowfun-skills

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

An educational content generation skill using the Knowfun.io API with a declared KNOWFUN_API_KEY; creates courses, posters, games, and films via documented API endpoints.

⚠ 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
100
transparency
80
maintenance

Findings (10)

Pattern match critical

Possible hardcoded credential

SKILL.md · code · API_KEY="kf_your_api_key_here

Pattern match critical

Pipe to python — executes piped content as Python code

examples_CN.md · code · | python3

Pattern match critical

Pipe-to-python pattern — remote code execution risk

examples_CN.md · code · curl ... | python

Pattern match high

Uses eval() — can execute arbitrary code

CLAWHUB_VERIFICATION.md · prose · downgraded · eval(

Pattern match high

Uses spawn() — can execute external programs

CLAWHUB_VERIFICATION.md · code · spawn(

Pattern match high

References sudo — requests elevated privileges

INSTALLATION_CN.md · code · sudo

Pattern match high

Accesses shell history/config

INSTALLATION_CN.md · code · ~/.zshrc

Pattern match medium

References webhook/callback URL

api-reference_CN.md · code · callbackUrl

Pattern match medium

Uses exec() — may execute shell commands

CLAWHUB_VERIFICATION.md · prose · downgraded · exec(

Pattern match medium

References child_process — can spawn system processes

knowfun.js · prose · downgraded · child_process

Why the tier is capped

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

Is this flag fair?

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