CVE-2026-91966— AVideo through 29.0 Unauthenticated SSRF via Host Header
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 29.0 及以下版本中存在一个未经身份验证的服务端请求伪造（SSRF）漏洞，位于 函数中。该函数接受攻击者可控的 HTTP Host 头部。攻击者可以向 或 发送带有任意 Host 头部的请求，从而探测内部网络中的主机和端口，并在无身份验证的情况下跟随重定向。
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I. Basic Information for CVE-2026-91966
Vulnerability Information
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Vulnerability Title
AVideo through 29.0 Unauthenticated SSRF via Host Header
Source: CVE Program / CVE List V5
Vulnerability Description
AVideo through 29.0 contains an unauthenticated server-side request forgery vulnerability in the check_site_availability function that accepts attacker-controlled HTTP Host headers. Attackers can send requests to submitIndex.php or ajax.php with arbitrary Host headers to probe internal network hosts and ports, following redirects without authentication.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
服务端请求伪造(SSRF)
Source: CVE Program / CVE List V5
Affected Products
II. Public POCs for CVE-2026-91966
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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No public POC found.
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Vendor Advisories for CVE-2026-91966 (2)
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🔗 AVideo through 29.0 Unauthenticated SSRF via Host Header | Advisories | VulnCheck third-party-advisory
Same Patch Batch · WWBN · 2026-09-15 · 3 CVEs total
| CVE-2026-91965 | 7.5 HIGH | WWBN AVideo through 29.0 Broken Access Control via Live Endpoints |
| CVE-2026-91967 | 5.0 MEDIUM | AVideo through 29.0 Blind SSRF via getHeaderContentTypeFromURL |
IV. Related Vulnerabilities
Same product: AVideo
-
CVE-2026-91967
AVideo through 29.0 Blind SSRF via getHeaderContentTypeFromU -
CVE-2026-91965
WWBN AVideo through 29.0 Broken Access Control via Live Endp -
CVE-2026-90552
WWBN AVideo Missing Authorization via Playlists_schedules li -
CVE-2026-90550
WWBN AVideo Missing Authorization via mediaSession.json.php -
CVE-2026-90551
WWBN AVideo Missing Authorization via video_from_program API
Same vendor: WWBN
-
CVE-2026-91967
AVideo through 29.0 Blind SSRF via getHeaderContentTypeFromU -
CVE-2026-91965
WWBN AVideo through 29.0 Broken Access Control via Live Endp -
CVE-2026-90552
WWBN AVideo Missing Authorization via Playlists_schedules li -
CVE-2026-90551
WWBN AVideo Missing Authorization via video_from_program API -
CVE-2026-90550
WWBN AVideo Missing Authorization via mediaSession.json.php
Same weakness: CWE-918
-
CVE-2026-19504
Fabric.js loadFromJSON Server-Side Request Forgery Vulnerabi -
CVE-2026-58485
mcp-searxng: DNS-resolved Private Hostname SSRF in `web_url_ -
CVE-2026-54688
mcp-searxng: SSRF in web_url_read: the internal-address guar -
CVE-2026-54549
Meta Ads MCP: Server-Side Request Forgery (SSRF) in `upload_ -
CVE-2026-58201
Lokka: Azure Resource Manager URL path validation issue
V. Comments for CVE-2026-91966
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