Caveat verdict

libvips-image

🟢 Trusted

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

Image processing skill using libvips/pyvips for local resize/convert/watermark operations; installation scripts download from official sources (astral.sh uv installer, official package managers), all operations are documented and local.

⚠ 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.

security

transparency

maintenance

Permission integrity

Makes network requests but does not declare curl/wget in required binaries

network_out

Installs packages at runtime — transitive dependencies are not auditable

package_install

Findings (12)

Pattern match critical

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

SKILL.md · code · curl -LsSf https://astral.sh/uv/install.sh | sh

Pattern match critical

Pipe to sh — executes piped content as shell commands

SKILL.md · code · | sh

Pattern match high

References sudo — requests elevated privileges

SKILL.md · code · sudo

Pattern match high

apt-get install — installs system packages

SKILL.md · code · apt-get install

Pattern match high

Downloads executables from external URLs

SKILL.md · code · Download from https://

Pattern match high

Accesses shell history/config

SKILL.md · code · ~/.zshrc

Pattern match high

Pipe-to-shell pattern (wget | sh)

scripts/install.sh · prose · downgraded · wget -qO- https://astral.sh/uv/install.sh | sh

Pattern match high

Pipe to bash — executes piped content as shell commands

VALIDATION_REPORT.md · prose · downgraded · | Bash

Pattern match high

Pipe to python — executes piped content as Python code

VALIDATION_REPORT.md · prose · downgraded · | python3

Pattern match medium

yum install — installs system packages

scripts/install.sh · prose · downgraded · yum install

Pattern match medium

apk add — installs Alpine packages

scripts/install.sh · prose · downgraded · apk add

Pattern match medium

subprocess execution — runs system commands from Python

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

Why the tier is capped

Execution sink present in raw bytes (Hard Floor: class A/B/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.

package_installnetwork_out

Is this flag fair?

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