CVE-2025-1939
First published: Tue Mar 04 2025(Updated: )
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.
Credit: security@mozilla.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Firefox | <136 | |
| Firefox | <136 | 136 |
| Firefox | <136.0 |
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Reference Links
Peer vulnerabilities
(Found alongside the following vulnerabilities)
Frequently Asked Questions
What is the severity of CVE-2025-1939?
CVE-2025-1939 has been classified as a high severity vulnerability.
How do I fix CVE-2025-1939?
To fix CVE-2025-1939, update your Mozilla Firefox browser to version 136 or later.
What impact does CVE-2025-1939 have on users?
CVE-2025-1939 can potentially trick users into granting sensitive permissions through deceptive transition animations in Custom Tabs.
Which versions of Firefox are affected by CVE-2025-1939?
CVE-2025-1939 affects Mozilla Firefox versions prior to 136.
Is there a workaround for CVE-2025-1939 until a fix is applied?
Currently, there are no known effective workarounds for CVE-2025-1939 besides updating to the latest version.
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