CVE-2026-28644: High severity ActivityTaskManagerService vulnerability
Published Sep 8, 2026
·Updated
In startNextMatchingActivity of ActivityTaskManagerService.java, there is a possible permission bypass due to a confused deputy. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
Affected Software
5 affected components
ActivityTaskManagerService
Google Android=14.0
Google Android=15.0
Google Android=16.0
Google Android=16.0-qpr2
Event History
Sep 8, 2026
CVE Published
via MITRE·06:05 PM
Data Sourced
via MITRE·06:05 PM
DescriptionWeakness
Data Sourced
via NVD·07:17 PM
DescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What level of access does an attacker need to exploit this issue?
An attacker needs local access. No additional execution privileges are required.
2
Does exploitation require user interaction?
No. User interaction is not needed for exploitation.
3
What is the likely security impact?
Successful exploitation could allow a local attacker to escalate privileges through a permission bypass caused by a confused deputy condition.