CVE-2025-1939

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 was fixed in Firefox 136.

CVSS v3.1 Score

3.9

LOW

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

Weakness Type (CWE)

CWE-359 CWE-359

Affected Products

Vendor	Product	Versions
mozilla	firefox	< 136.0

References

Advisories & Patches

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

Other References

https://bugzilla.mozilla.org/show_bug.cgi?id=1928334 https://taptrap.click

Frequently Asked Questions

What is CVE-2025-1939? +

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. It has a CVSS v3.1 base score of 3.9 (LOW).

How severe is CVE-2025-1939? +

CVE-2025-1939 has a CVSS v3.1 score of 3.9 out of 10, rated LOW. This is a low-severity vulnerability with limited impact.

What products are affected by CVE-2025-1939? +

CVE-2025-1939 affects products from mozilla, specifically: firefox. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-1939? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

Related Vulnerabilities

CVE-2025-15623

Exposure of Private Personal Information to an Unauthorized Actor, : Exposure of Sensitive System Information to an Unauthorized Control Sphere …

CVE-2025-53625

The DynamicPageList3 extension is a reporting tool for MediaWiki, listing category members and intersections with various formats and details. Several …

CVE-2025-5009

In Gemini iOS, when a user shared a snippet of a conversation, it would share the entire conversation via a …

CVE-2025-62362

gpp-burgerportaal is a Dutch government citizen portal application. In versions before 2.0.3, 3.0.2, and 4.0.1, the name and email address …

CVE-2025-66035

Angular is a development platform for building mobile and desktop web applications using TypeScript/JavaScript and other languages. Prior to versions …

CVE-2025-13008

An information disclosure vulnerability in M-Files Server before versions 25.12.15491.7, 25.8 LTS SR3, 25.2 LTS SR3 and 24.8 LTS SR5 …