pennyrouter@0.2.30

Install and manage PennyRouter local coding-agent integrations.

Static Scan Results

scanned 2mo ago · by rust-scanner

Static analysis flagged 11 finding(s) at 72.0% 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.

Decision evidence

public snapshot

Behavioral surface

Source

ChildProcessCryptoEnvironmentVarsFilesystemNetworkShell

Supply chain

HighEntropyStringsUrlStrings

ManifestNo manifest risk signals triggered.

scanned 31 file(s), 274 KB of source, external domains: 127.0.0.1, api.pennyrouter.com, app.example, chatgpt.com, gateway.example, new.example, old.example, opencode.ai, pennyrouter.com, proxy.example.com, www.perplexity.ai

Source & flagged code

4 flagged

src/launch.test.jsView file

28async function main() { L29: if (!(["darwin", "linux"].includes(process.platform))) { L30: console.log("launch.test.js: skipped on unsupported platform"); ... L34: const root = fs.mkdtempSync(path.join(os.tmpdir(), "pr-launch-test-")); L35: const previous = Object.fromEntries(ENV_KEYS.map((key) => [key, process.env[key]])); L36: const home = path.join(root, "home"); ... L45: fs.writeFileSync(path.join(home, ".codex", "config.toml"), nativeCodex); L46: fs.writeFileSync(path.join(home, ".zshrc"), "# user setting\n"); L47: ... L74: apiKey: "pr-super-secret", L75: gatewayBaseUrl: "https://gateway.example/", L76: subscriptionAuth: true,

Medium

Install Persistence

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

src/launch.test.jsView on unpkg · L28

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.

src/harnesses/codegpt.jsView on unpkg · L1

src/statusline.jsView file

•Runtime or CLI code links a write operation to an explicit external AI-agent control path: code (installed by \`pennyrouter install\`). // prints: [wrapped original statusline (all lines) |] penny segment (penny / penny (sub) // / penny (byok) / penny off). the wrapped statusline's first line gets the penny suffix; // any further lines (e.g. a context bar) pass through verbatim. // never blocks on the network: reads a per-session cache and refreshes it detached. import { readfilesync, mkdirsync, writefilesync, statsync } from "node:fs"; import { spawn, spawnsync } from "node:child_process"; import { join, basename } from "node:path"; import os from "node:os"; const statedir = join( process.env.xdg_state_home || join(os.homedir(), ".local", "state"), "pennyrouter", ); const cachedir =

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/launch.jsView file

•Manifest-trigger-reachable source links an external AI-agent control path to a behavior-bearing write operation. import { spawn, spawnsync } from "node:child_process"; import { chmod, cp, mkdir, rm, stat, unlink, writefile, } from "node:fs/promises"; import { constants as osconstants } from "node:os"; import { fileurltopath } from "node:url"; import { basename, dirname, join, resolve } from "node:path"; import { configureclaudecodestatusline } from "./statusline.js"; import { upgradeclaudecodemodelvalue, [redacted] } from "./harnesses/claude-code.js"; import { atomicwrite, homedir, readjsonfile, readtext } from "./state.js"; const config_version = 1; const path_start = "# >>> pennyrouter path >>>"; const path_end = "# <<< pennyrouter path <<<"; const codex_profile_marker =

High

Trigger Reachable External Ai Agent Control Surface Mutation

Manifest-trigger-reachable source writes behavior-bearing configuration into a user or project AI-agent control surface.

src/launch.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 · L28

src/harnesses/codegpt.jsView file

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

HighTrigger Reachable External Ai Agent Control Surface Mutationsrc/launch.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@0.2.30.

See all versions of pennyrouter for other recorded verdicts.

Review the evidence and your use of pennyrouter@0.2.30 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: 2026-08-27 22:07:49.865Z (UTC).

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