CVE-2025-1939 Information

Description

Android apps can load web pages using the Custom Tabs feature. This feature supports a transition animation that could have been used to trick a user into granting sensitive permissions by hiding what the user was actually clicking. This vulnerability affects Firefox < 136.

Reference

https://bugzilla.mozilla.org/show_bug.cgi?id=1928334 https://www.mozilla.org/security/advisories/mfsa2025-14/