Insufficient Verification of Data Authenticity Affecting wwbn/avideo package, versions <29.0
Threat Intelligence
Snyk has a proof-of-concept or detailed explanation of how to exploit this vulnerability.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-PHP-WWBNAVIDEO-15990067
- published12 Apr 2026
- disclosed8 Apr 2026
- creditoffset
Introduced: 8 Apr 2026
CVE-2026-39366 (opens in a new tab)How to fix?
Upgrade wwbn/avideo to version 29.0 or higher.
Overview
wwbn/avideo is an Audio and Video Platform or simply "A Video Platform".
Affected versions of this package are vulnerable to Insufficient Verification of Data Authenticity through the ipn.php process. An attacker can repeatedly increase their wallet balance and renew subscriptions by replaying previously captured legitimate PayPal IPN notifications.