CVE-2025-1939

firefox: Tapjacking in Android Custom Tabs using transition animations

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Severity

Important

Red Hat Product Security

7.1

CVSS 3.1

Review impact separately from score.

Published · March 4, 2025

Updated · November 21, 2025

Description

A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue: Android apps can load web pages using the Custom Tabs feature. This feature supports a transition animation that could be used to trick a user into granting sensitive permissions by hiding what the user is actually clicking.

Statement

Red Hat Product Security rates the severity of this flaw as determined by the Mozilla Foundation Security Advisory.

This CVE is specific to Firefox for Android.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 7.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:N

CWE-1021 · Improper Restriction of Rendered UI Layers or Frames