What is CVE-2025-48639?

CVE-2025-48639 is a high-severity vulnerability in Google Android, classified under Improper Restriction of Rendered UI Layers or Frames (Clickjacking). CVSS score: 7.3/10. Published 2025-12-08.

How severe is CVE-2025-48639?

High severity. CVSS v3 base score is 7.3 out of 10.

Vulnerability in Google Android

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.

Published 2025-12-08 · last modified 2026-09-30.

CVSS v3 metric

CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.001 (0.9th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 1st percentile — 0.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: +0.000

Affected products

Google Android — versions 15.0, 14.0, 13

Weakness classification (CWE)

CWE-1021 — Improper Restriction of Rendered UI Layers or Frames (Clickjacking)

References

android.googlesource.com/platform/frameworks/native/+/cc34c7b416b964c05a42ae3e9… (Product)
android.googlesource.com/platform/frameworks/base/+/6d1697c96c5cae5062f6aea58cf… (Product)
source.android.com/security/bulletin/2025-12-01 (Vendor Advisory)

Frequently asked questions

What is CVE-2025-48639?: CVE-2025-48639 is a high-severity vulnerability in Google Android, classified under Improper Restriction of Rendered UI Layers or Frames (Clickjacking). CVSS score: 7.3/10. Published 2025-12-08.
How severe is CVE-2025-48639?: High severity. CVSS v3 base score is 7.3 out of 10.