chore: bump version to 3.0.5 [skip ci]

window.open with noreferrer returns null, which triggered the popup-blocked download fallback in addition to the new-tab open. Use a target=_blank anchor click instead.

charts/trek/Chart.yaml

@@ -1,5 +1,5 @@
 apiVersion: v2
 name: trek
-version: 3.0.2
+version: 3.0.5
 description: Minimal Helm chart for TREK app
-appVersion: "3.0.2"
+appVersion: "3.0.5"

client/package-lock.json

@@ -1,12 +1,12 @@
 {
   "name": "trek-client",
-  "version": "3.0.2",
+  "version": "3.0.5",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "trek-client",
-      "version": "3.0.2",
+      "version": "3.0.5",
       "dependencies": {
         "@react-pdf/renderer": "^4.3.2",
         "axios": "^1.6.7",

client/package.json

@@ -1,6 +1,6 @@
 {
   "name": "trek-client",
-  "version": "3.0.2",
+  "version": "3.0.5",
   "private": true,
   "type": "module",
   "scripts": {

client/src/components/shared/ConfirmDialog.tsx

@@ -41,7 +41,7 @@ export default function ConfirmDialog({
   return (
     <div
       className="fixed inset-0 z-[10000] flex items-center justify-center px-4 trek-backdrop-enter"
-      style={{ backgroundColor: 'rgba(15, 23, 42, 0.5)' }}
+      style={{ backgroundColor: 'rgba(15, 23, 42, 0.5)', paddingBottom: 'var(--bottom-nav-h)' }}
       onClick={onClose}
     >
       <div

client/src/components/shared/CopyTripDialog.tsx

@@ -42,7 +42,7 @@ export default function CopyTripDialog({ isOpen, tripTitle, onClose, onConfirm }
   return (
     <div
       className="fixed inset-0 z-[10000] flex items-center justify-center px-4 trek-backdrop-enter"
-      style={{ backgroundColor: 'rgba(15, 23, 42, 0.5)' }}
+      style={{ backgroundColor: 'rgba(15, 23, 42, 0.5)', paddingBottom: 'var(--bottom-nav-h)' }}
       onClick={onClose}
     >
       <div

client/src/utils/fileDownload.ts

@@ -32,6 +32,13 @@ function triggerAnchorDownload(blobUrl: string, filename?: string): void {
   setTimeout(() => { URL.revokeObjectURL(blobUrl); a.remove() }, 100)
 }
 
+// navigator.standalone is true only on iOS when running as an
+// add-to-home-screen PWA. In that context, target="_blank" hands off to
+// Safari, which cannot access blob URLs sandboxed to the WebView.
+function isIosStandalone(): boolean {
+  return (navigator as any).standalone === true
+}
+
 /**
  * Fetches a protected file using cookie auth (credentials: include) and
  * triggers a browser download. Works inside PWA standalone mode because the
@@ -56,7 +63,13 @@ export async function downloadFile(url: string, filename?: string): Promise<void
  * (including text/html and image/svg+xml which can execute script) are forced
  * to download so that an uploaded file cannot run code in the TREK origin.
  *
- * Falls back to a download trigger if the popup is blocked.
+ * Uses a synthetic <a target="_blank" rel="noopener noreferrer"> click rather
+ * than window.open(). window.open() called with the "noreferrer"/"noopener"
+ * window feature returns null per spec, which previously made the popup-block
+ * fallback trigger a download in the *current* tab on top of the new-tab open
+ * — i.e. the file opened twice. The anchor approach avoids that ambiguity:
+ * the new tab is opened by the browser's normal link-handling path, and no
+ * spurious in-page download is triggered.
  */
 export async function openFile(url: string, filename?: string): Promise<void> {
   assertRelativeUrl(url)
@@ -71,11 +84,19 @@ export async function openFile(url: string, filename?: string): Promise<void> {
     return
   }
 
-  const win = window.open(blobUrl, '_blank', 'noreferrer')
-  if (win) {
-    setTimeout(() => URL.revokeObjectURL(blobUrl), 30_000)
-  } else {
-    // Popup blocked — fall back to download
+  // iOS PWA: target="_blank" would open Safari, which can't access the blob
+  if (isIosStandalone()) {
     triggerAnchorDownload(blobUrl, filename)
+    return
   }
+
+  const a = document.createElement('a')
+  a.href = blobUrl
+  a.target = '_blank'
+  a.rel = 'noopener noreferrer'
+  document.body.appendChild(a)
+  a.click()
+  // Keep the blob URL alive long enough for the new tab to load it, then
+  // clean up the DOM node and revoke the URL.
+  setTimeout(() => { URL.revokeObjectURL(blobUrl); a.remove() }, 30_000)
 }

client/tests/unit/utils/fileDownload.test.ts

@@ -74,32 +74,42 @@ describe('downloadFile', () => {
 })
 
 describe('openFile', () => {
-  it('fetches with credentials:include and opens blob URL in new tab', async () => {
+  it('fetches with credentials:include and opens blob URL via target=_blank anchor', async () => {
     vi.stubGlobal('fetch', makeFetchMock(200))
-    const mockWin = { closed: false }
-    const openSpy = vi.spyOn(window, 'open').mockReturnValue(mockWin as Window)
+    const openSpy = vi.spyOn(window, 'open').mockReturnValue(null)
+    const clickSpy = vi.spyOn(HTMLAnchorElement.prototype, 'click').mockImplementation(() => {})
 
     await openFile('/uploads/files/doc.pdf')
 
     expect(window.fetch).toHaveBeenCalledWith('/uploads/files/doc.pdf', { credentials: 'include' })
     expect(URL.createObjectURL).toHaveBeenCalled()
-    expect(openSpy).toHaveBeenCalledWith('blob:mock-url', '_blank', 'noreferrer')
+    // Must NOT call window.open — that path returns null when noreferrer is
+    // set, which previously caused the file to also open in the current tab.
+    expect(openSpy).not.toHaveBeenCalled()
+    expect(clickSpy).toHaveBeenCalledTimes(1)
+
+    // The anchor used to open the new tab must be target=_blank, must NOT
+    // carry a `download` attribute (otherwise it would download in-page
+    // instead of opening), and must use rel=noopener noreferrer.
+    const appendCalls = (document.body.appendChild as ReturnType<typeof vi.fn>).mock.calls
+    const anchor = appendCalls[0]?.[0] as HTMLAnchorElement
+    expect(anchor.target).toBe('_blank')
+    expect(anchor.rel).toBe('noopener noreferrer')
+    expect(anchor.hasAttribute('download')).toBe(false)
 
     // Revoke happens after 30s timeout
     vi.runAllTimers()
     expect(URL.revokeObjectURL).toHaveBeenCalledWith('blob:mock-url')
   })
 
-  it('falls back to anchor download when popup is blocked', async () => {
+  it('does not trigger a second in-page action for safe inline types (regression: no double-open)', async () => {
     vi.stubGlobal('fetch', makeFetchMock(200))
-    vi.spyOn(window, 'open').mockReturnValue(null)
     const clickSpy = vi.spyOn(HTMLAnchorElement.prototype, 'click').mockImplementation(() => {})
 
-    await openFile('/uploads/files/doc.pdf')
+    await openFile('/uploads/files/doc.pdf', 'doc.pdf')
 
-    expect(clickSpy).toHaveBeenCalled()
-    vi.runAllTimers()
-    expect(URL.revokeObjectURL).toHaveBeenCalledWith('blob:mock-url')
+    // Exactly ONE anchor click — opening the new tab. No fallback download.
+    expect(clickSpy).toHaveBeenCalledTimes(1)
   })
 
   it('throws on 401 response', async () => {
@@ -108,28 +118,55 @@ describe('openFile', () => {
     expect(URL.createObjectURL).not.toHaveBeenCalled()
   })
 
-  it('forces download for unsafe MIME types (HTML, SVG) instead of opening inline', async () => {
+  it('forces download for unsafe MIME types (HTML) instead of opening inline', async () => {
     const htmlBlob = new Blob(['<script>alert(1)</script>'], { type: 'text/html' })
     vi.stubGlobal('fetch', makeFetchMock(200, htmlBlob))
     const openSpy = vi.spyOn(window, 'open').mockReturnValue({} as Window)
     const clickSpy = vi.spyOn(HTMLAnchorElement.prototype, 'click').mockImplementation(() => {})
 
-    await openFile('/uploads/files/malicious.html')
+    await openFile('/uploads/files/malicious.html', 'malicious.html')
 
     // Must NOT open inline — download anchor clicked instead
     expect(openSpy).not.toHaveBeenCalled()
-    expect(clickSpy).toHaveBeenCalled()
+    expect(clickSpy).toHaveBeenCalledTimes(1)
+
+    const appendCalls = (document.body.appendChild as ReturnType<typeof vi.fn>).mock.calls
+    const anchor = appendCalls[0]?.[0] as HTMLAnchorElement
+    expect(anchor.download).toBe('malicious.html')
   })
 
   it('forces download for SVG MIME type', async () => {
     const svgBlob = new Blob(['<svg><script>alert(1)</script></svg>'], { type: 'image/svg+xml' })
     vi.stubGlobal('fetch', makeFetchMock(200, svgBlob))
-    vi.spyOn(window, 'open').mockReturnValue({} as Window)
+    const openSpy = vi.spyOn(window, 'open').mockReturnValue({} as Window)
     const clickSpy = vi.spyOn(HTMLAnchorElement.prototype, 'click').mockImplementation(() => {})
 
     await openFile('/uploads/files/malicious.svg')
 
-    expect(window.open).not.toHaveBeenCalled()
-    expect(clickSpy).toHaveBeenCalled()
+    expect(openSpy).not.toHaveBeenCalled()
+    expect(clickSpy).toHaveBeenCalledTimes(1)
+  })
+
+  it('falls back to download in iOS PWA standalone mode (blob URL inaccessible to Safari)', async () => {
+    vi.stubGlobal('fetch', makeFetchMock(200))
+    const clickSpy = vi.spyOn(HTMLAnchorElement.prototype, 'click').mockImplementation(() => {})
+    // Simulate iOS PWA (Add-to-Home-Screen) context
+    Object.defineProperty(navigator, 'standalone', { configurable: true, value: true })
+
+    try {
+      await openFile('/uploads/files/doc.pdf', 'doc.pdf')
+
+      // Single anchor click — and it must be a DOWNLOAD anchor (no target=_blank),
+      // because target="_blank" in iOS PWA would hand off to Safari which cannot
+      // read the in-WebView blob URL.
+      expect(clickSpy).toHaveBeenCalledTimes(1)
+      const appendCalls = (document.body.appendChild as ReturnType<typeof vi.fn>).mock.calls
+      const anchor = appendCalls[0]?.[0] as HTMLAnchorElement
+      expect(anchor.target).toBe('')
+      expect(anchor.download).toBe('doc.pdf')
+    } finally {
+      // Clean up the non-standard iOS-only property we forced above.
+      delete (navigator as any).standalone
+    }
   })
 })

server/package-lock.json

@@ -1,12 +1,12 @@
 {
   "name": "trek-server",
-  "version": "3.0.2",
+  "version": "3.0.5",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "trek-server",
-      "version": "3.0.2",
+      "version": "3.0.5",
       "dependencies": {
         "@modelcontextprotocol/sdk": "^1.28.0",
         "archiver": "^6.0.1",

server/package.json

@@ -1,6 +1,6 @@
 {
   "name": "trek-server",
-  "version": "3.0.2",
+  "version": "3.0.5",
   "main": "src/index.ts",
   "scripts": {
     "start": "node --import tsx src/index.ts",

server/src/routes/oidc.ts

@@ -112,7 +112,7 @@ router.get('/callback', async (req: Request, res: Response) => {
       tokenData.id_token,
       doc,
       config.clientId,
-      config.issuer,
+      (doc.issuer ?? '').replace(/\/+$/, '') || config.issuer,
     );
     if (idVerify.ok !== true) {
       const reason = 'error' in idVerify ? idVerify.error : 'unknown';

server/src/services/oidcService.ts

@@ -140,11 +140,21 @@ export async function discover(issuer: string, discoveryUrl?: string | null): Pr
   const res = await fetch(url);
   if (!res.ok) throw new Error('Failed to fetch OIDC discovery document');
   const doc = (await res.json()) as OidcDiscoveryDoc;
-  // Validate that the discovery doc's issuer matches the operator-configured
-  // one. A MITM or compromised doc could otherwise supply a crafted issuer
-  // that passes jwt.verify() because we used doc.issuer as the expected value.
-  if (doc.issuer && doc.issuer.replace(/\/+$/, '') !== issuer) {
-    throw new Error(`OIDC discovery issuer mismatch: expected "${issuer}", got "${doc.issuer}"`);
+  // Validate that the discovery doc's issuer matches the operator-configured one.
+  // When no custom discoveryUrl is set, a mismatch signals a MITM or misconfiguration
+  // and we reject. When the operator explicitly overrides the discovery URL (e.g.
+  // Authentik realm paths), the discovery doc's issuer is the canonical value —
+  // trust it and warn rather than blocking login.
+  const docIssuer = doc.issuer?.replace(/\/+$/, '') ?? '';
+  if (docIssuer && docIssuer !== issuer) {
+    if (discoveryUrl) {
+      console.warn(
+        `[OIDC] Discovery doc issuer "${doc.issuer}" differs from configured OIDC_ISSUER "${issuer}". ` +
+        `Using discovery doc issuer for id_token verification (custom OIDC_DISCOVERY_URL is set).`,
+      );
+    } else {
+      throw new Error(`OIDC discovery issuer mismatch: expected "${issuer}", got "${doc.issuer}"`);
+    }
   }
   doc._issuer = url;
   discoveryCache = doc;
@@ -313,7 +323,6 @@ export async function verifyIdToken(
   try {
     const verified = jwt.verify(idToken, publicKey, {
       algorithms: [alg as jwt.Algorithm],
-      issuer: expectedIssuer,
       audience: clientId,
     });
     claims = typeof verified === 'string' ? {} : (verified as Record<string, unknown>);
@@ -322,6 +331,13 @@ export async function verifyIdToken(
     return { ok: false, error: `signature_or_claim_mismatch: ${msg}` };
   }
 
+  // Normalize trailing slash before issuer comparison — some IdPs (e.g. Authentik)
+  // include a trailing slash in the id_token iss claim.
+  const tokenIssuer = typeof claims['iss'] === 'string' ? claims['iss'].replace(/\/+$/, '') : '';
+  if (tokenIssuer !== expectedIssuer) {
+    return { ok: false, error: `signature_or_claim_mismatch: jwt issuer invalid. expected: ${expectedIssuer}` };
+  }
+
   return { ok: true, claims };
 }
 

server/tests/unit/services/oidcService.test.ts

@@ -4,6 +4,8 @@
  * discover caching, and the ReDoS-sensitive issuer trailing-slash regex.
  */
 import { describe, it, expect, vi, beforeAll, beforeEach, afterAll, afterEach } from 'vitest';
+import { generateKeyPairSync } from 'crypto';
+import jwtLib from 'jsonwebtoken';
 
 // ── DB setup ──────────────────────────────────────────────────────────────────
 
@@ -50,6 +52,7 @@ import {
   frontendUrl,
   findOrCreateUser,
   discover,
+  verifyIdToken,
 } from '../../../src/services/oidcService';
 
 const MOCK_CONFIG = {
@@ -216,6 +219,59 @@ describe('discover', () => {
     vi.stubGlobal('fetch', vi.fn().mockResolvedValue({ ok: false }));
     await expect(discover('https://bad-issuer.example.com')).rejects.toThrow();
   });
+
+  it('OIDC-SVC-037: accepts mismatched doc issuer when discoveryUrl is explicit', async () => {
+    const doc = {
+      issuer: 'https://auth.example.com/application/o/myapp/',
+      authorization_endpoint: 'https://auth.example.com/application/o/myapp/authorize/',
+      token_endpoint: 'https://auth.example.com/application/o/token/',
+      userinfo_endpoint: 'https://auth.example.com/application/o/userinfo/',
+    };
+    vi.stubGlobal('fetch', vi.fn().mockResolvedValue({ ok: true, json: async () => doc }));
+    const warnSpy = vi.spyOn(console, 'warn').mockImplementation(() => {});
+
+    const result = await discover(
+      'https://auth.example.com',
+      'https://auth.example.com/application/o/myapp/.well-known/openid-configuration',
+    );
+
+    expect(result.issuer).toBe(doc.issuer);
+    expect(warnSpy).toHaveBeenCalledWith(expect.stringContaining('differs from configured OIDC_ISSUER'));
+    warnSpy.mockRestore();
+  });
+
+  it('OIDC-SVC-038: throws on mismatched doc issuer when discoveryUrl is omitted', async () => {
+    const doc = {
+      issuer: 'https://evil.example.com',
+      authorization_endpoint: 'https://unique-2.example.com/auth',
+      token_endpoint: 'https://unique-2.example.com/token',
+      userinfo_endpoint: 'https://unique-2.example.com/userinfo',
+    };
+    vi.stubGlobal('fetch', vi.fn().mockResolvedValue({ ok: true, json: async () => doc }));
+
+    await expect(discover('https://unique-2.example.com')).rejects.toThrow(
+      'OIDC discovery issuer mismatch',
+    );
+  });
+
+  it('OIDC-SVC-039: trailing-slash-only mismatch with explicit discoveryUrl does not warn', async () => {
+    const doc = {
+      issuer: 'https://auth.example.com/',
+      authorization_endpoint: 'https://auth.example.com/auth',
+      token_endpoint: 'https://auth.example.com/token',
+      userinfo_endpoint: 'https://auth.example.com/userinfo',
+    };
+    vi.stubGlobal('fetch', vi.fn().mockResolvedValue({ ok: true, json: async () => doc }));
+    const warnSpy = vi.spyOn(console, 'warn').mockImplementation(() => {});
+
+    await discover(
+      'https://auth.example.com',
+      'https://auth.example.com/.well-known/openid-configuration',
+    );
+
+    expect(warnSpy).not.toHaveBeenCalled();
+    warnSpy.mockRestore();
+  });
 });
 
 // ── issuer trailing-slash regex (ReDoS guard) ─────────────────────────────────
@@ -460,3 +516,66 @@ describe('getUserInfo', () => {
     expect(fetchCall[1].headers.Authorization).toBe('Bearer access-token-123');
   });
 });
+
+// ── verifyIdToken ─────────────────────────────────────────────────────────────
+
+describe('verifyIdToken', () => {
+  const { privateKey, publicKey } = generateKeyPairSync('rsa', { modulusLength: 2048 });
+  const jwk = publicKey.export({ format: 'jwk' }) as Record<string, unknown>;
+  const ISSUER = 'https://auth.example.com/application/o/trek';
+  const CLIENT_ID = 'trek-client';
+  const JWKS_URI = 'https://auth.example.com/.well-known/jwks.json';
+
+  function mockJwks() {
+    vi.stubGlobal('fetch', vi.fn().mockResolvedValue({
+      ok: true,
+      json: async () => ({ keys: [jwk] }),
+    }));
+  }
+
+  function makeToken(iss: string, overrides: object = {}) {
+    return jwtLib.sign(
+      { sub: 'user-sub', email: 'user@example.com', ...overrides },
+      privateKey,
+      { algorithm: 'RS256', audience: CLIENT_ID, issuer: iss, expiresIn: '1h' }
+    );
+  }
+
+  const doc = { jwks_uri: JWKS_URI } as any;
+
+  afterEach(() => { vi.unstubAllGlobals(); });
+
+  it('OIDC-SVC-033: accepts token whose iss matches expectedIssuer exactly', async () => {
+    mockJwks();
+    const token = makeToken(ISSUER);
+    const result = await verifyIdToken(token, doc, CLIENT_ID, ISSUER);
+    expect(result.ok).toBe(true);
+  });
+
+  it('OIDC-SVC-034: accepts token whose iss has a trailing slash (Authentik)', async () => {
+    mockJwks();
+    const token = makeToken(ISSUER + '/');
+    const result = await verifyIdToken(token, doc, CLIENT_ID, ISSUER);
+    expect(result.ok).toBe(true);
+  });
+
+  it('OIDC-SVC-035: rejects token with wrong issuer', async () => {
+    mockJwks();
+    const token = makeToken('https://evil.example.com');
+    const result = await verifyIdToken(token, doc, CLIENT_ID, ISSUER);
+    expect(result.ok).toBe(false);
+    expect((result as any).error).toMatch('jwt issuer invalid');
+  });
+
+  it('OIDC-SVC-036: rejects token with wrong audience', async () => {
+    mockJwks();
+    const token = makeToken(ISSUER, {});
+    const wrongAudToken = jwtLib.sign(
+      { sub: 'user-sub', iss: ISSUER },
+      privateKey,
+      { algorithm: 'RS256', audience: 'wrong-client', expiresIn: '1h' }
+    );
+    const result = await verifyIdToken(wrongAudToken, doc, CLIENT_ID, ISSUER);
+    expect(result.ok).toBe(false);
+  });
+});