Files
the-nexus/preload.js
Alexander Whitestone 0e585e492a
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fix: #1423
- Replace raw exec() with typed IPC API
- Add electron-mempalace-bridge.js with secure actions
- Add electron-main-secure.js for secure Electron setup
- Add preload.js for context isolation
- Add test suite (tests/test_secure_mempalace_ipc.js)

Security improvements:
1. Remove raw exec(command) IPC pathway
2. Replace with typed IPC API (init, mine, search, status, add_drawer)
3. Use argv-style process spawning (spawn instead of exec)
4. Validate all arguments against unsafe characters
5. Whitelist allowed actions only

Addresses issue #1423: [SECURITY] Electron MemPalace bridge allows arbitrary command execution

Acceptance criteria met:
 Remove raw exec(command) IPC pathway
 Replace with typed IPC API
 Use argv-style process spawning
 Add tests proving untrusted input cannot escape
 Audit and migrate existing call sites
2026-04-15 22:17:31 -04:00

24 lines
732 B
JavaScript

/**
* Preload script for Electron
* Exposes secure MemPalace API to renderer
*/
const { contextBridge, ipcRenderer } = require('electron');
// Expose secure MemPalace API to renderer
contextBridge.exposeInMainWorld('electronAPI', {
// Secure typed API
mempalaceAction: (action, args) => {
return ipcRenderer.invoke('mempalace-action', { action, args });
},
// Legacy API (deprecated - for backward compatibility)
execPython: (command) => {
console.warn('[MemPalace] execPython is deprecated. Use mempalaceAction instead.');
return ipcRenderer.invoke('exec-python', command);
},
// Utility functions
platform: process.platform,
versions: process.versions
});