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CVE-2026-91967— AVideo through 29.0 Blind SSRF via getHeaderContentTypeFromURL

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是WWBN组织开源的一个视频分享与内容管理平台。 WWBN AVideo 29.0及之前版本存在服务端请求伪造漏洞，该漏洞源于getHeaderContentTypeFromURL函数中的get_headers()调用仅受格式验证保护，具有canUpload权限的认证用户可存储攻击者选择的URL作为视频链接，触发盲服务端请求伪造，探测内部主机。

CVSS 5.0 · Medium EPSS 0.34% · P28

Affected Version Matrix 1

VendorProduct Version RangeStatus
WWBN AVideo ≤ 29.0 affected
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I. Basic Information for CVE-2026-91967

Vulnerability Information
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Vulnerability Title
AVideo through 29.0 Blind SSRF via getHeaderContentTypeFromURL
Source: CVE Program / CVE List V5
Vulnerability Description
AVideo through 29.0 contains a blind server-side request forgery vulnerability in the getHeaderContentTypeFromURL function that issues get_headers() calls guarded only by format validation. Authenticated users with canUpload permission can store attacker-chosen URLs as video links, triggering vulnerable function execution on every video watch page render to probe internal hosts using content-type oracles and timing-based detection.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/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
Vulnerability Title
WWBN AVideo 服务端请求伪造漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
WWBN AVideo是WWBN组织开源的一个视频分享与内容管理平台。 WWBN AVideo 29.0及之前版本存在服务端请求伪造漏洞，该漏洞源于getHeaderContentTypeFromURL函数中的get_headers()调用仅受格式验证保护，具有canUpload权限的认证用户可存储攻击者选择的URL作为视频链接，触发盲服务端请求伪造，探测内部主机。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
WWBN AVideo 0 ~ 29.0 -

II. Public POCs for CVE-2026-91967

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III. Intelligence Information for CVE-2026-91967

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Vendor Advisories for CVE-2026-91967 (2)

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-2026-91966 5.8 MEDIUM AVideo through 29.0 Unauthenticated SSRF via Host Header

IV. Related Vulnerabilities

Same product: AVideo
Same vendor: WWBN
Same weakness: CWE-918