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CVE-2026-85161— AVideo removePoster.php Cross-Site Request Forgery File Deletion

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.

AVideo 在提交 c91b5975d 中的 removePoster.php 存在跨站请求伪造（CSRF）漏洞，原因是缺少 或 校验。攻击者可以构造恶意的 标签，通过 GET 请求删除已认证用户的直播海报和缩略图文件。

CVSS 4.3 · Medium

Possible ATT&CK Techniques 1 AI

T1059.004 · Unix Shell

Affected Version Matrix 1

VendorProduct Version RangeStatus
WWBN AVideo ≤ c91b5975d affected
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I. Basic Information for CVE-2026-85161

Vulnerability Information
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Vulnerability Title
AVideo removePoster.php Cross-Site Request Forgery File Deletion
Source: CVE Program / CVE List V5
Vulnerability Description
AVideo through commit c91b5975d contains a cross-site request forgery vulnerability in removePoster.php that lacks forbidIfNotPost or forbidIfInvalidToken checks. Attackers can craft malicious image tags to delete authenticated victims' live poster and thumbnail files via GET requests.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
跨站请求伪造(CSRF)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
WWBN AVideo 0 ~ c91b5975d -

II. Public POCs for CVE-2026-85161

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-85161

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Vendor Advisories for CVE-2026-85161 (2)

Same Patch Batch · WWBN · 2026-09-03 · 11 CVEs total

CVE-2026-85154 9.8 CRITICAL WWBN AVideo Authentication Bypass via Non-Expiring video_id_hash
CVE-2026-85160 8.1 HIGH AVideo through c91b5975d CSRF and Path Traversal via stopLive.php
CVE-2026-85155 7.5 HIGH WWBN AVideo SQL Injection via get.json.php APIName channels
CVE-2026-85164 7.1 HIGH WWBN AVideo Server-Side Request Forgery via set_api_userImages
CVE-2026-85162 6.5 MEDIUM AVideo through c91b5975d CSRF via saveLive.php
CVE-2026-85163 6.5 MEDIUM AVideo Server-Side Request Forgery via epg_link parameter
CVE-2026-85159 5.4 MEDIUM AVideo Reflected XSS via cancelUri in userLogin.php
CVE-2026-85158 5.4 MEDIUM AVideo Reflected XSS via videoEmbeded.php link parameter
CVE-2026-85156 5.3 MEDIUM WWBN AVideo Broken Access Control via Channel Page
CVE-2026-85157 5.3 MEDIUM WWBN AVideo Broken Access Control via feed/index.php program_id

IV. Related Vulnerabilities

Same product: AVideo
Same vendor: WWBN
Same weakness: CWE-352

V. Comments for CVE-2026-85161

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