Insecure Android WebView JavaScript bridge leaking the session token to any loaded page
The app adds a JS bridge exposing the session token to any page its WebView loads, and a deep link lets an attacker point that WebView at a page they control.
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The app adds a JS bridge exposing the session token to any page its WebView loads, and a deep link lets an attacker point that WebView at a page they control.…
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webview_bridge_steal.html 0.8 KB
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Listing Details
- Author
- x00sec
- Published
- 2026-09-13
- Target / OS
- In-app browser WebView with a @JavascriptInterface bridge, reachable via a deep link
- Category
- Mobile (iOS/Android)
- Payout Method
- No preference
Price
0.0240 BTC
≈ $1,560.00
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