What’s Vulnerable › Vulnerabilities

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

• Severity: medium (CVSS 5.0 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-15 · updated 2026-09-17
• Weakness: CWE-918

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.

Affected products

• WWBN AVideo: through 29.0

References

• https://github.com/WWBN/AVideo/security/advisories/GHSA-vjgr-5x63-cq96
• https://www.vulncheck.com/advisories/avideo-through-29.0-blind-ssrf-via-getheadercontenttypefromurl
• https://github.com/WWBN/AVideo/security/advisories/GHSA-vjgr-5x63-cq96

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