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CVE-2026-86720— WWBN AVideo Missing Authorization via resendRestreamer.json.php

Quick assessment

Affected
WWBN AVideo
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

在 commit c3edcc274c389816d434acadac07ee78eaf330c1 之前的 WWBN AVideo 中， 文件未对 的所有权进行验证，导致拥有 权限的已认证用户能够访问其他用户的再广播（restream）目的地。攻击者可以通过提供任意的 值，将他们的直播流推送到由受害者配置的再广播目的地，从而使用受害者的流密钥劫持其 YouTube、Facebook 或 Twitch 直播流。

CVSS 8.1 · High

Affected Version Matrix 1

VendorProduct Version RangeStatus
WWBN AVideo ≤ c3edcc274c389816d434acadac07ee78eaf330c1 affected
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I. Basic Information for CVE-2026-86720

Vulnerability Information
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Vulnerability Title
WWBN AVideo Missing Authorization via resendRestreamer.json.php
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
通过用户控制密钥绕过授权机制
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
WWBN AVideo 0 ~ c3edcc274c389816d434acadac07ee78eaf330c1 -

II. Public POCs for CVE-2026-86720

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III. Intelligence Information for CVE-2026-86720

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Vendor Advisories for CVE-2026-86720 (2)

Same Patch Batch · WWBN · 2026-09-08 · 12 CVEs total

CVE-2026-86723 8.1 HIGH AVideo LoginControl PGP Authentication Bypass via verifyChallenge
CVE-2026-86722 8.1 HIGH AVideo Authentication Bypass via SQL Cache Invalidation
CVE-2026-86728 7.5 HIGH AVideo through 29.0 Unauthenticated Disclosure via epg.json.php
CVE-2026-86727 7.5 HIGH AVideo through 29.0 Information Disclosure via stats.json.php
CVE-2026-86721 7.5 HIGH AVideo through c3edcc274c Authorization Bypass via Session Cookie
CVE-2026-86729 7.4 HIGH WWBN AVideo Unrestricted Authentication Attempts via get_api_preauthorize
CVE-2026-86718 7.1 HIGH WWBN AVideo Cross-Site Request Forgery via deleteHistory.json.php
CVE-2026-86725 7.1 HIGH AVideo SocialMediaPublisher Missing Authorization via add.json.php
CVE-2026-86726 6.5 MEDIUM AVideo through 29.0 Information Disclosure via restreamsActive.json.php
CVE-2026-86724 6.5 MEDIUM AVideo YPTWallet saveBalance.php Cross-Site Request Forgery
CVE-2026-86719 5.4 MEDIUM WWBN AVideo CustomizeUser Cross-Site Request Forgery Session Hijacking

IV. Related Vulnerabilities

Same product: AVideo
Same vendor: WWBN
Same weakness: CWE-639

V. Comments for CVE-2026-86720

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