liwuzhan/cad-tool
C3★ 1+ · liwuzhan/cad-tool source on GitHub · this plugin in the registry
liwuzhan/cad-tool is a DeepSeek Harness plugin rated C3 — powerful capability combined with sensitive behavior. It patches the dsh runtime, runs code at install time, can rewrite the system prompt, can spawn subprocesses.
Installable plugin — declares a dsh.bundle manifest
What it can do
| Capability | Flag | Evidence |
|---|---|---|
| patches the dsh runtime | runtime_patch | ./cordis.patch.yml |
| runs code at install time | install_script | install: node install.mjs |
| can rewrite the system prompt | prompt_surface | subprocess, systemPrompt, system-prompt/assemble |
| can spawn subprocesses | subprocess_service | inject: subprocess |
| executes system commands | exec | ×13 in authored code, e.g. packages/test-tarballs.mjs:9, packages/test-tarballs.mjs:9 |
| uses eval / new Function | eval | ×1 in authored code, e.g. plugin/cad-studio/test-client.mjs:34 |
Services it injects
slots subprocess systemPrompt tools
Hooks it attaches
system-prompt/assemble
Environment variables it reads
CAD_PYTHON CAD_PARTS_ROOT
How to read this
Levels measure capability surface and transparency, not maliciousness. A C3 plugin can be entirely legitimate — a desktop shell genuinely needs subprocesses. The point is that you can see this before installing. See the levels explained and how dsh plugins work.
Findings come from static analysis of shipped code; nothing is executed. Think a flag is wrong? Open an issue — every flag cites the file and line it came from.