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.
Advisories

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Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Thu, 10 Sep 2026 22:45:00 +0000

Type Values Removed Values Added
Title Background Activity Launch Bypass Leading to Local Privilege Escalation

Thu, 10 Sep 2026 18:15:00 +0000

Type Values Removed Values Added
Title Background Activity Launch Bypass in Android LauncherAppsService Enables Local Escalation
Weaknesses CWE-250
CWE-285
CWE-640

Thu, 10 Sep 2026 15:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-863
Metrics cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Thu, 10 Sep 2026 09:45:00 +0000

Type Values Removed Values Added
First Time appeared Google
Google android
Vendors & Products Google
Google android

Wed, 09 Sep 2026 15:15:00 +0000

Type Values Removed Values Added
Title Background Activity Launch Bypass in Android LauncherAppsService Enables Local Escalation
Weaknesses CWE-250
CWE-285
CWE-640

Tue, 08 Sep 2026 18:30:00 +0000

Type Values Removed Values Added
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.
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: google_android

Published:

Updated: 2026-09-10T14:36:00.757Z

Reserved: 2026-03-02T19:11:24.241Z

Link: CVE-2026-28663

cve-icon Vulnrichment

Updated: 2026-09-10T14:35:57.440Z

cve-icon NVD

Status : Undergoing Analysis

Published: 2026-09-08T19:17:56.677

Modified: 2026-09-10T15:17:33.667

Link: CVE-2026-28663

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-10T22:30:08Z

Weaknesses