CVE-2026-86720

WWBN AVideo Missing Authorization via resendRestreamer.json.php

HIGH
8.1
CVSS Score
Published: September 8, 2026 at 03:13 PM UTC
Updated: September 8, 2026 at 08:09 PM UTC
1 product affected across 1 vendorAVideo

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Severity
HIGH8.1
Exploit prediction
EPSS 0.4%
SSVC
PoC

Description

WWBN AVideo through commit c3edcc274c389816d434acadac07ee78eaf330c1 fails to validate ownership of live_restreams_id in resendRestreamer.json.php, allowing authenticated users with canStream to access other users' restream destinations. Attackers can broadcast their live stream to victim-configured restream destinations by supplying arbitrary live_restreams_id values, hijacking YouTube, Facebook, or Twitch streams using victim stream keys.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v ≤ c3edcc274c389816d434acadac07ee78eaf330c1

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCPoCNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.1HIGHVulnCheck
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
NONE
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-639

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