pennyrouter@0.2.8

Install and manage PennyRouter local coding-agent integrations.

Static Scan Results

scanned 3mo ago · by rust-scanner

Static analysis flagged 11 finding(s) at 93.0% confidence. This version is warn-only unless an AI or security-team review confirms malicious behavior.

Static reason

One or more suspicious static signals were detected.; previous stored version diff introduced dangerous source

Decision evidence

public snapshot

Behavioral surface

Source

ChildProcessEnvironmentVarsFilesystemNetworkShell

Supply chain

HighEntropyStringsUrlStrings

ManifestNo manifest risk signals triggered.

scanned 21 file(s), 162 KB of source, external domains: api.pennyrouter.com, app.example, gateway.example, new.example, old.example, pennyrouter.com

Source & flagged code

4 flagged

src/launch.test.jsView file

27async function main() { L28: if (!(["darwin", "linux"].includes(process.platform))) { L29: console.log("launch.test.js: skipped on unsupported platform"); ... L33: const root = fs.mkdtempSync(path.join(os.tmpdir(), "pr-launch-test-")); L34: const previous = Object.fromEntries(ENV_KEYS.map((key) => [key, process.env[key]])); L35: const home = path.join(root, "home"); ... L44: fs.writeFileSync(path.join(home, ".codex", "config.toml"), nativeCodex); L45: fs.writeFileSync(path.join(home, ".zshrc"), "# user setting\n"); L46: ... L73: apiKey: "pr-super-secret", L74: gatewayBaseUrl: "https://gateway.example/", L75: subscriptionAuth: true,

Medium

Install Persistence

Source writes installer persistence such as shell profile or service configuration.

src/launch.test.jsView on unpkg · L27

src/harnesses/codegpt.jsView file

Lines 1-21javascript

1import { spawnSync } from "node:child_process";

High

Sandbox Evasion Gated Capability

Source gates dangerous network, credential, or execution behavior behind CI, host, platform, time, or geo fingerprint checks.

src/harnesses/codegpt.jsView on unpkg · L1

3export const codeGptHarness = {

4 id: "codegpt",

5 name: "JetBrains CodeGPT",

7 async detect() {

8 return false;

9 },

11 async planInstall() {

12 return {

13 configPath: null,

14 summary: [

15 "show manual CodeGPT OpenAI-compatible setup instructions",

16 "do not mutate JetBrains XML settings until the exact IDE/version schema is confirmed",

17 "record that manual CodeGPT setup instructions were shown",

18 ],

19 };

20 },

src/statusline.jsView file

•Runtime or CLI code links a write operation to an explicit external AI-agent control path: (statuslineconfigpath(), null)) || {}; if (config.wrap_command) { current.statusline = { type: "command", command: config.wrap_command, ...(config.wrap_padding !== undefined ? { padding: config.wrap_padding } : {}), }; } else { delete current.statusline; } } const statusline_script = `#!/usr/bin/env node // pennyrouter statusline for claude code (installed by \`pennyrouter install\`). // prints: [wrapped original statusline (all lines) |] penny segment (penny / penny (sub) // / penny (byok) /

High

External Ai Agent Control Surface Mutation

Runtime or CLI source writes behavior-bearing configuration into a user or project AI-agent control surface.

src/statusline.jsView on unpkg

src/cli.jsView file

•matchType = previous_version_dangerous_delta matchedPackage = pennyrouter@0.2.7 matchedIdentity = npm:cGVubnlyb3V0ZXI:0.2.7 similarity = 0.905 summary = stored previous version shares package body but lacks this dangerous source file

High

Previous Version Dangerous Delta

This package version adds a dangerous source file absent from the previous stored version; route for source-aware review.

src/cli.jsView on unpkg

Source & flagged code

4 flagged · loading source

src/launch.test.jsView file

Medium

Install Persistence

Source writes installer persistence such as shell profile or service configuration.

src/launch.test.jsView on unpkg · L27

src/harnesses/codegpt.jsView file

1import { spawnSync } from "node:child_process"; L2: ... L56: console.log(" Open CodeGPT settings and remove or replace the PennyRouter provider:"); L57: console.log(" - Base URL: https://api.pennyrouter.com/v1"); L58: console.log(" - API Key: pr-..."); ... L64: const commands = L65: process.platform === "darwin" L66: ? [["pbcopy"]] L67: : process.platform === "win32"

High

Sandbox Evasion Gated Capability

Source gates dangerous network, credential, or execution behavior behind CI, host, platform, time, or geo fingerprint checks.

Findings

3 High4 Medium4 Low

HighSandbox Evasion Gated Capabilitysrc/harnesses/codegpt.js

HighExternal Ai Agent Control Surface Mutationsrc/statusline.js

HighPrevious Version Dangerous Deltasrc/cli.js

MediumNetwork

MediumEnvironment Vars

MediumInstall Persistencesrc/launch.test.js

MediumStructural Risk Force Deep Review

LowScripts Present

LowFilesystem

LowHigh Entropy Strings

LowUrl Strings

Affected versions and remediation

This report applies to pennyrouter@0.2.8.

See all versions of pennyrouter for other recorded verdicts.

Review the evidence and your use of pennyrouter@0.2.8 before allowing it. Restrict the permissions described in this report.
Choose an independently verified alternative or release. This report does not establish that other versions are safe.

Evidence last updated: 2026-08-07 13:32:43.938Z (UTC).

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