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CVE-2026-89254— AVideo CustomizeUser Stored XSS via field_name Parameter

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.

通过提交 c3edcc274c389816d434acadac07ee78eaf330c1 中的 AVideo 存在一个存储型跨站脚本（XSS）漏洞，位于 CustomizeUser 插件中：该插件中的 参数未经过滤/消毒就直接存储。管理员可以通过 端点注入恶意脚本，这些脚本将在查看额外信息页面或渲染 函数的个人资料表单时执行。

CVSS 8.7 · High

Affected Version Matrix 1

VendorProduct Version RangeStatus
WWBN AVideo ≤ c3edcc274c389816d434acadac07ee78eaf330c1 affected
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I. Basic Information for CVE-2026-89254

Vulnerability Information
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Vulnerability Title
AVideo CustomizeUser Stored XSS via field_name Parameter
Source: CVE Program / CVE List V5
Vulnerability Description
AVideo through commit c3edcc274c389816d434acadac07ee78eaf330c1 contains a stored cross-site scripting vulnerability in the CustomizeUser plugin where the field_name parameter is stored raw without sanitization. Administrators can inject malicious scripts via the add.json.php endpoint that execute when viewing extra info pages or profile forms that render the typeToHTML function.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/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-2026-89254

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III. Intelligence Information for CVE-2026-89254

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Vendor Advisories for CVE-2026-89254 (2)

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

CVE-2026-89256 8.7 HIGH AVideo Bookmark Plugin Stored XSS via Chapter Names
CVE-2026-89249 8.7 HIGH AVideo YPTWallet Stored XSS via CryptoWallet Configuration
CVE-2026-89255 8.7 HIGH AVideo LoginControl Stored XSS via PGP Public Key
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-2026-89244 6.1 MEDIUM WWBN AVideo Reflected XSS via Gallery Category getBackURL
CVE-2026-89241 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-2026-89239 6.1 MEDIUM WWBN AVideo Reflected XSS via Referer Header Comment Breakout
CVE-2026-89240 6.1 MEDIUM WWBN AVideo Reflected XSS via confirmLivePassword.php
CVE-2026-89148 5.4 MEDIUM AVideo Open Redirect via playlistSort.php Referer Header
CVE-2026-89246 5.4 MEDIUM WWBN AVideo CSV Formula Injection via myComments.download.php
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-2026-89254

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