diff --git a/README.md b/README.md
index 39f0978eb..ebb386032 100644
--- a/README.md
+++ b/README.md
@@ -261,6 +261,7 @@ Debug endpoints are available at `/debug/*` when enabled (requires `DEBUG_ROUTES
 - `GET /debug/processes` - List all container processes
 - `GET /debug/logs?id=<process_id>` - Get logs for a specific process
 - `GET /debug/version` - Get container and moltbot version info
+- `GET /debug/cli?cmd=<command>` - Run only `openclaw --help` or `openclaw --version`; defaults to help and returns 400 for other commands
 
 ## Optional: Chat Channels
 
diff --git a/src/routes/debug.test.ts b/src/routes/debug.test.ts
new file mode 100644
index 000000000..c600bf462
--- /dev/null
+++ b/src/routes/debug.test.ts
@@ -0,0 +1,96 @@
+import { afterEach, describe, expect, it, vi } from 'vitest';
+import { Hono } from 'hono';
+import type { Sandbox } from '@cloudflare/sandbox';
+import type { AppEnv } from '../types';
+import { createMockEnv, createMockProcess } from '../test-utils';
+
+const { findExistingGatewayProcess, handleScheduled, killGateway, waitForProcess } = vi.hoisted(
+  () => ({
+    findExistingGatewayProcess: vi.fn(),
+    handleScheduled: vi.fn(),
+    killGateway: vi.fn(),
+    waitForProcess: vi.fn(),
+  }),
+);
+
+vi.mock('../gateway', () => ({
+  findExistingGatewayProcess,
+  killGateway,
+  waitForProcess,
+}));
+
+vi.mock('../cron/handler', () => ({ handleScheduled }));
+
+import { debug } from './debug';
+
+afterEach(() => {
+  vi.clearAllMocks();
+});
+
+function appFor(sandbox: Sandbox): Hono<AppEnv> {
+  const app = new Hono<AppEnv>();
+  app.use('*', async (c, next) => {
+    c.set('sandbox', sandbox);
+    await next();
+  });
+  app.route('/debug', debug);
+  return app;
+}
+
+function sandboxForCli() {
+  const startProcess = vi.fn().mockResolvedValue(createMockProcess('command output'));
+  return {
+    sandbox: { startProcess } as unknown as Sandbox,
+    startProcess,
+  };
+}
+
+describe('GET /debug/cli', () => {
+  it.each([
+    ['missing cmd', '/debug/cli'],
+    ['empty cmd', '/debug/cli?cmd='],
+  ])('defaults %s to openclaw --help', async (_description, path) => {
+    const { sandbox, startProcess } = sandboxForCli();
+
+    const response = await appFor(sandbox).request(path, {}, createMockEnv());
+
+    expect(response.status).toBe(200);
+    expect(startProcess).toHaveBeenCalledWith('openclaw --help');
+    expect(await response.json()).toMatchObject({ command: 'openclaw --help' });
+  });
+
+  it('accepts the exact openclaw --version command', async () => {
+    const { sandbox, startProcess } = sandboxForCli();
+
+    const response = await appFor(sandbox).request(
+      '/debug/cli?cmd=openclaw%20--version',
+      {},
+      createMockEnv(),
+    );
+
+    expect(response.status).toBe(200);
+    expect(startProcess).toHaveBeenCalledWith('openclaw --version');
+    expect(await response.json()).toMatchObject({ command: 'openclaw --version' });
+  });
+
+  it.each([
+    ['env', 'env'],
+    ['config file', 'cat /root/.openclaw/openclaw.json'],
+    ['semicolon injection', 'openclaw --help; env'],
+    ['and injection', 'openclaw --help && env'],
+  ])('rejects %s without starting a process', async (_description, cmd) => {
+    const { sandbox, startProcess } = sandboxForCli();
+
+    const response = await appFor(sandbox).request(
+      `/debug/cli?cmd=${encodeURIComponent(cmd)}`,
+      {},
+      createMockEnv(),
+    );
+
+    expect(response.status).toBe(400);
+    expect(startProcess).not.toHaveBeenCalled();
+    const body = await response.text();
+    expect(body).toBe('{"error":"Unsupported debug CLI command"}');
+    expect(body).not.toContain(cmd);
+  });
+});
diff --git a/src/routes/debug.ts b/src/routes/debug.ts
index 6e146ddc5..05d791e8e 100644
--- a/src/routes/debug.ts
+++ b/src/routes/debug.ts
@@ -9,6 +9,10 @@ import { handleScheduled } from '../cron/handler';
  * when mounted in the main app
  */
 const debug = new Hono<AppEnv>();
+const ALLOWED_CLI_COMMANDS: ReadonlySet<string> = new Set([
+  'openclaw --help',
+  'openclaw --version',
+]);
 
 // GET /debug/version - Returns version info from inside the container
 debug.get('/version', async (c) => {
@@ -131,6 +135,10 @@ debug.get('/cli', async (c) => {
   const sandbox = c.get('sandbox');
   const cmd = c.req.query('cmd') || 'openclaw --help';
 
+  if (!ALLOWED_CLI_COMMANDS.has(cmd)) {
+    return c.json({ error: 'Unsupported debug CLI command' }, 400);
+  }
+
   try {
     const proc = await sandbox.startProcess(cmd);
     await waitForProcess(proc, 120000);