CVE-2026-28663
CVSS v3
7.8
HIGH
EPSS Score
0.1 %
exploit probability, as of 2026-09-28
CISA KEV
No
known exploited
Exploitation
—
SSVC status
Description
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.
Technical details
- Published
- 2026-09-08
- Last Modified
- 2026-09-10
Frequently asked questions
What is CVE-2026-28663?
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.
Is CVE-2026-28663 actively exploited?
Active exploitation of CVE-2026-28663 has not been confirmed. Its EPSS score was 0.1% on 2026-09-28, the estimated probability of exploitation in the next 30 days.
What is the CVSS score for CVE-2026-28663?
CVE-2026-28663 has a CVSS v3 base score of 7.8 (HIGH severity).
Is CVE-2026-28663 affecting your environment?
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