CVE-2026-89239
WWBN AVideo Reflected XSS via Referer Header Comment Breakout
CVSS Score
6.1
EPSS Score
0.0%
EPSS Percentile
0th
WWBN AVideo through commit c3edcc274c389816d434acadac07ee78eaf330c1 contains a reflected cross-site scripting vulnerability in the showAlertMessage() function that inserts the raw Referer header into a JavaScript comment without encoding. Attackers can craft a Referer header containing */ to close the comment and inject arbitrary JavaScript that executes in the site origin for visitors arriving from the attacker-controlled page.
| CWE | CWE-79 |
| Vendor | wwbn |
| Product | avideo |
| Published | Sep 11, 2026 |
| Last Updated | Sep 11, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None
Affected Versions
WWBN / AVideo
0 ≤ c3edcc274c389816d434acadac07ee78eaf330c1
References
Credits
🔍 santhreal