medium.com/tag/bug-bounty· Oct 24, 2026· by T4nv1

$10,200 for a Link That Opened the Wrong App’s Trust: Mobile Deep Link Hijacking to Account…

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Mobile apps have their own version of the open-redirect and OAuth-callback problems I’d chased on the web, wearing a different costume… Continue reading on Medium »
🎯 Vulnerability: OAuth 2.0 / JWT Authentication Bypass
💡 Defense Fix: Strictly verify JWT signatures on the backend, enforce state parameter validation, and reject 'alg: none'.
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