CVE-2025-1939

low-risk

Published 2025-03-04

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 was fixed in Firefox 136.

Do I need to act?

0.13% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 3.9/10 Low

LOCAL / LOW complexity

Affected Products (1)

Firefox

Affected Vendors

Mozilla

References (3)

Issue Tracking https://bugzilla.mozilla.org/show_bug.cgi?id=1928334

Vendor Advisory https://www.mozilla.org/security/advisories/mfsa2025-14/

Product https://taptrap.click

/ 100

low-risk

Severity 14/34 · Moderate

Exploitability 1/34 · Minimal

Exposure 5/34 · Minimal