CVE-2025-48639: android — Fix

Description

In DefaultTransitionHandler.java, there is a possible way to unknowingly grant permissions to an app due to a tapjacking/overlay attack. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is needed for exploitation.

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CVSS v3.1 Score

7.3

HIGH

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

Weakness Type (CWE)

CWE-1021 CWE-1021

Affected Products

Vendor	Product	Versions
google	android	All
google	android	All
google	android	All
google	android	All

References

Advisories & Patches

https://source.android.com/security/bulletin/2025-12-01

Other References

https://android.googlesource.com/platform/frameworks/base/+/6d1697c96c5cae5062f6aea58cf2665b7d646cb8 https://android.googlesource.com/platform/frameworks/native/+/cc34c7b416b964c05a42ae3e9c2929b59b92c64f

Frequently Asked Questions

What is CVE-2025-48639? +

In DefaultTransitionHandler.java, there is a possible way to unknowingly grant permissions to an app due to a tapjacking/overlay attack. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is needed for exploitation. It has a CVSS v3.1 base score of 7.3 (HIGH).

How severe is CVE-2025-48639? +

CVE-2025-48639 has a CVSS v3.1 score of 7.3 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2025-48639? +

CVE-2025-48639 affects products from google, specifically: android. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-48639? +

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.

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