Skills/npm/novahiz

novahiz@0.13.1

CAUTION· install only

Publisher claims: "Enforce AI agent skills before every file edit: prompt classifier, skill catalog, and pre-edit gate." Observed in sandbox: no network, touches nothing outside the project, writes no memory.

Registry npm (MCP server)Publisher novahiz · publishing for 58 daysInstalls 7,961Last detonated 8d ago
What would fix thisWatchDispute verdict

Coverage

Nothing executable in the bundle ran; the trace covers the install step only.
Tested
second launch with the clock 45 days ahead · every file read, file written and host contacted by what ran
Not tested
use of the skill by an agent

Is [email protected] safe to install?

KillerSkills ran it in the KillerSkills honeypot sandbox (2 scenarios; nothing executable in the bundle ran; the trace covers the install step only) on 2026-11-07 and scored it 69/100 (Caution). It is not known to be malicious, but it has behaviour or code a security policy should decide on before install. Notable findings: Pipe-to-shell pattern; Access to sensitive file paths; Access to sensitive file paths. Summary: no network, touches nothing outside the project, writes no memory.

Behavior trace

Honeypot run · 0 s · 2 scenarios · 0 deviations
t+CategoryObserved action
0.1sprocessscript backend runs setup only
0.1sprocessscript backend runs setup only
0.1sprocesssecond launch, clock +45 days, CI unset
0.2sprocessexec /usr/bin/faketime

Static findings

MEDIUM
npx invocation of non-well-known packagedist/exec.js:107 · npx invocation of non-well-known package — may execute untrusted code// way npm/npx (.cmd shims) can run at all — direct CreateProcess throwsFix: Pin versions and sources; vendor anything fetched at install time.
AST06
CRITICAL
Pipe-to-shell patterndist/deps.js:192 · Pipe-to-shell pattern — downloads and immediately executes remote code{ id: "uv", argv: ["sh", "-c", "curl -LsSf https://astral.sh/uv/install.sh | sh"] },Fix: Build commands from fixed arguments, never from interpolated strings; prefer an API client over shelling out.
AST06
MEDIUM
npx invocation of non-well-known packagedist/providers.js:31 · npx invocation of non-well-known package — may execute untrusted code// "npx supabase"). If the provider ID is actually a scopedFix: Pin versions and sources; vendor anything fetched at install time.
AST06
HIGH
Access to sensitive file pathssrc/secrets.ts:90 · Access to sensitive file paths — SSH keys, AWS credentials, env files, or system filesconst TEXT_EXTENSIONS = new Set([".log", ".txt", ".json", ".jsonl", ".md", ".env", ".out", ".err", ""]);Fix: Stop enumerating or reading credential locations; take secrets from a declared environment variable the user sets on purpose.
AST05
HIGH
Access to sensitive file pathsdist/secrets.js:70 · Access to sensitive file paths — SSH keys, AWS credentials, env files, or system filesconst TEXT_EXTENSIONS = new Set([".log", ".txt", ".json", ".jsonl", ".md", ".env", ".out", ".err", ""]);Fix: Stop enumerating or reading credential locations; take secrets from a declared environment variable the user sets on purpose.
AST05
MEDIUM
Remote installer piped to shelldist/deps.js:192 · Remote installer piped to shell{ id: "uv", argv: ["sh", "-c", "curl -LsSf https://astral.sh/uv/install.sh | sh"] },Fix: Build commands from fixed arguments, never from interpolated strings; prefer an API client over shelling out.
AST07
MEDIUM
npx invocation of non-well-known packagesrc/devdoctor.ts:159 · npx invocation of non-well-known package — may execute untrusted code"Si Node passe mais pas le bundler : npx next dev --webpack. Ne pas modifier le hosts sans droits admin.",Fix: Pin versions and sources; vendor anything fetched at install time.
AST06
HIGH
Access to sensitive file pathssrc/gate.ts:97 · Access to sensitive file paths — SSH keys, AWS credentials, env files, or system files// M8: dotted dotfiles (.env.local, .eslintrc.json, .babelrc.js) carry a configFix: Stop enumerating or reading credential locations; take secrets from a declared environment variable the user sets on purpose.
AST05
CRITICAL
Pipe-to-shell patternsrc/deps.ts:225 · Pipe-to-shell pattern — downloads and immediately executes remote code{ id: "uv", argv: ["sh", "-c", "curl -LsSf https://astral.sh/uv/install.sh | sh"] },Fix: Build commands from fixed arguments, never from interpolated strings; prefer an API client over shelling out.
AST06
MEDIUM
File type combined with upload actiondist/evidence.js:58 · File type combined with upload action — agent may exfiltrate local data files/** Read `.novahiz/verify.json`, returning a reason instead of throwing on bad input. */Fix: Remove the call, or declare the host in frontmatter and explain in the README what is sent and why.
AST07
MEDIUM
npx invocation of non-well-known packagedist/evidence.js:64 · npx invocation of non-well-known package — may execute untrusted code`{ "commands": { "tests": "npm test", "typecheck": "npx tsc --noEmit" } }`,Fix: Pin versions and sources; vendor anything fetched at install time.
AST06
MEDIUM
npx invocation of non-well-known packagedist/devdoctor.js:117 · npx invocation of non-well-known package — may execute untrusted code"Si Node passe mais pas le bundler : npx next dev --webpack. Ne pas modifier le hosts sans droits admin.",Fix: Pin versions and sources; vendor anything fetched at install time.
AST06
HIGH
Access to sensitive file pathssrc/secrets.ts:135 · Access to sensitive file paths — SSH keys, AWS credentials, env files, or system filesexport const DEFAULT_SCAN_TARGETS = ["tmp", "logs", ".novahiz/evidence", "dev-server.log", ".env.local"];Fix: Stop enumerating or reading credential locations; take secrets from a declared environment variable the user sets on purpose.
AST05
MEDIUM
Remote installer piped to shellsrc/deps.ts:225 · Remote installer piped to shell{ id: "uv", argv: ["sh", "-c", "curl -LsSf https://astral.sh/uv/install.sh | sh"] },Fix: Build commands from fixed arguments, never from interpolated strings; prefer an API client over shelling out.
AST07
HIGH
Access to sensitive file pathsdist/secrets.js:120 · Access to sensitive file paths — SSH keys, AWS credentials, env files, or system filesexport const DEFAULT_SCAN_TARGETS = ["tmp", "logs", ".novahiz/evidence", "dev-server.log", ".env.local"];Fix: Stop enumerating or reading credential locations; take secrets from a declared environment variable the user sets on purpose.
AST05
HIGH
Access to sensitive file pathsdist/gate.js:89 · Access to sensitive file paths — SSH keys, AWS credentials, env files, or system files// M8: dotted dotfiles (.env.local, .eslintrc.json, .babelrc.js) carry a configFix: Stop enumerating or reading credential locations; take secrets from a declared environment variable the user sets on purpose.
AST05
MEDIUM
npx invocation of non-well-known packagesrc/exec.ts:117 · npx invocation of non-well-known package — may execute untrusted code// way npm/npx (.cmd shims) can run at all — direct CreateProcess throwsFix: Pin versions and sources; vendor anything fetched at install time.
AST06
MEDIUM
File type combined with upload actionsrc/evidence.ts:104 · File type combined with upload action — agent may exfiltrate local data files/** Read `.novahiz/verify.json`, returning a reason instead of throwing on bad input. */Fix: Remove the call, or declare the host in frontmatter and explain in the README what is sent and why.
AST07
MEDIUM
npx invocation of non-well-known packagesrc/providers.ts:34 · npx invocation of non-well-known package — may execute untrusted code// "npx supabase"). If the provider ID is actually a scopedFix: Pin versions and sources; vendor anything fetched at install time.
AST06
MEDIUM
npx invocation of non-well-known packagesrc/evidence.ts:111 · npx invocation of non-well-known package — may execute untrusted code`{ "commands": { "tests": "npm test", "typecheck": "npx tsc --noEmit" } }`,Fix: Pin versions and sources; vendor anything fetched at install time.
AST06

Cost to the agent

Instructions loaded
≈49 tok
1 file · 81 in bundle

Tokens estimated at four characters each. Skills load their instruction text when triggered; the figure is what that costs.

Known vulnerabilities

No advisories in OSV for novahiz@0.13.1 as of 5 h ago. This is the package itself, not its dependencies.

What would make this Verified

11 points to 80 · weights: behavior 45%, static 25%, prompt 15%, publisher 15%
  1. Pipe-to-shell pattern≈ +9 on the totalBuild commands from fixed arguments, never from interpolated strings; prefer an API client over shelling out.
  2. Unclaimed publisher≈ +8 on the totalClaim novahiz: a verified publisher gets +50 on publisher trust. It is free and usually instant with GitHub sign-in.
  3. Access to sensitive file paths≈ +4 on the totalStop enumerating or reading credential locations; take secrets from a declared environment variable the user sets on purpose.
  4. npx invocation of non-well-known package≈ +2 on the totalPin versions and sources; vendor anything fetched at install time.
  5. Remote installer piped to shell≈ +2 on the totalBuild commands from fixed arguments, never from interpolated strings; prefer an API client over shelling out.
  6. File type combined with upload action≈ +2 on the totalRemove the call, or declare the host in frontmatter and explain in the README what is sent and why.
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