CVE-2025-48556

HIGH

Android - Local Privilege Escalation via NotificationChannel Input Validation

Title source: llm

Description

In multiple methods of NotificationChannel.java, there is a possible desynchronization from persistence due to improper input validation. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is needed for exploitation.

References (2)

Core 2

Core References

Patch

https://android.googlesource.com/platform/frameworks/base/+/fc5d9b6ef5305263d37404fc3d4afe583a15c62b

Vendor Advisory

https://source.android.com/security/bulletin/2025-09-01

Scores

CVSS v3 7.3

EPSS 0.0001

EPSS Percentile 0.9%

Attack Vector LOCAL

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact total

Details

CWE

CWE-20

Status published

Products (2)

google/android 15.0

google/android 16.0

Published Sep 04, 2025

Tracked Since Feb 18, 2026