CVE-2026-28663

EUVD-2026-73992
In buildIntentSenderForUser of LauncherAppsService.java, there is a possible way to launch an activity from the background due to BAL Bypass. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.8 HIGH
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 0.38%
Affected Products (NVD)
VendorProductVersion
googleandroid
16.0
googleandroid
16.0:qpr2
googleandroid
17.0
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://source.android.com/docs/security/bulletin/2026/2026-09-01