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CVE-2026-89239— WWBN AVideo Reflected XSS via Referer Header Comment Breakout

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.

WWBN AVideo 中自提交 c3edcc274c389816d434acadac07ee78eaf330c1 之前存在一个反射型跨站脚本（XSS）漏洞，位于 函数。该函数将原始的 Referer 头部直接插入到一个 JavaScript 注释中，但未进行编码。攻击者可以构造一个包含 的 Referer 头部，从而结束该注释，并注入任意 JavaScript 代码；当访问者从攻击者控制的页面跳转而来时，这些代码将在网站源中执行。

CVSS 6.1 · Medium

Affected Version Matrix 1

VendorProduct Version RangeStatus
WWBN AVideo ≤ c3edcc274c389816d434acadac07ee78eaf330c1 affected
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I. Basic Information for CVE-2026-89239

Vulnerability Information
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Vulnerability Title
WWBN AVideo Reflected XSS via Referer Header Comment Breakout
Source: CVE Program / CVE List V5
Vulnerability Description
WWBN AVideo through commit c3edcc274c389816d434acadac07ee78eaf330c1 contains a reflected cross-site scripting vulnerability in the showAlertMessage() function that inserts the raw Referer header into a JavaScript comment without encoding. Attackers can craft a Referer header containing */ to close the comment and inject arbitrary JavaScript that executes in the site origin for visitors arriving from the attacker-controlled page.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5

Affected Products

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

II. Public POCs for CVE-2026-89239

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III. Intelligence Information for CVE-2026-89239

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Vendor Advisories for CVE-2026-89239 (2)

Same Patch Batch · WWBN · 2026-09-11 · 20 CVEs total

CVE-2026-89249 8.7 HIGH AVideo YPTWallet Stored XSS via CryptoWallet Configuration
CVE-2026-89256 8.7 HIGH AVideo Bookmark Plugin Stored XSS via Chapter Names
CVE-2026-89255 8.7 HIGH AVideo LoginControl Stored XSS via PGP Public Key
CVE-2026-89254 8.7 HIGH AVideo CustomizeUser Stored XSS via field_name Parameter
CVE-2026-89253 8.7 HIGH AVideo Stored XSS via donationLink in watch page button
CVE-2026-89243 8.1 HIGH WWBN AVideo Stored XSS via UserGroups setGroup_name
CVE-2026-89250 7.5 HIGH WWBN AVideo Unauthenticated File Read via getRecordedFile.php
CVE-2026-89242 7.2 HIGH WWBN AVideo Unauthenticated SSRF via login.json.php
CVE-2026-89245 6.5 MEDIUM WWBN AVideo Cross-Site Request Forgery via playlistRemove.php
CVE-2026-89252 6.5 MEDIUM AVideo Missing Authorization in addLiveLink.php LiveLink Update
CVE-2026-89251 6.5 MEDIUM AVideo Missing Authorization via AD_Server log.php Wallet Credit
CVE-2026-89240 6.1 MEDIUM WWBN AVideo Reflected XSS via confirmLivePassword.php
CVE-2026-89247 6.1 MEDIUM WWBN AVideo XML Injection via plugin/AD_Server/VMAP.php
CVE-2026-89241 6.1 MEDIUM WWBN AVideo Reflected XSS via confirmLivePassword.php
CVE-2026-89244 6.1 MEDIUM WWBN AVideo Reflected XSS via Gallery Category getBackURL
CVE-2026-89246 5.4 MEDIUM WWBN AVideo CSV Formula Injection via myComments.download.php
CVE-2026-89148 5.4 MEDIUM AVideo Open Redirect via playlistSort.php Referer Header
CVE-2026-89257 5.4 MEDIUM AVideo through 29.0 Cross-User Category Asset Deletion via Missing Ownership Check
CVE-2026-89248 5.3 MEDIUM AVideo WebRTC Plugin Information Disclosure via status.json.php

IV. Related Vulnerabilities

Same product: AVideo
Same vendor: WWBN
Same weakness: CWE-79

V. Comments for CVE-2026-89239

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