CVE-2026-0023
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Privilege Escalation in Android PackageInstallerService via Missing Permission Check

Publication date: 2026-03-02

Last updated on: 2026-03-06

Assigner: Android (associated with Google Inc. or Open Handset Alliance)

Description
In createSessionInternal of PackageInstallerService.java, there is a possible way for an app to update its ownership due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

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Meta Information

Published
2026-03-02
Last Modified
2026-03-06
Generated
2026-07-06
AI Q&A
2026-03-02
EPSS Evaluated
2026-07-05
NVD
CVE-2026-0023

Affected Vendors & Products

Showing 6 associated CPEs
Vendor Product Version / Range
google android 14.0
google android 15.0
google android 16.0
google android 16.0
google android 16.0
google android 16.0

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-269 The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.
CWE-862 The product does not perform an authorization check when an actor attempts to access a resource or perform an action.

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Executive Summary

This vulnerability exists in the createSessionInternal method of the PackageInstallerService.java file. It allows an application to update its ownership due to a missing permission check. This means that an app can escalate its privileges locally without needing any additional execution privileges or user interaction.

Impact Analysis

The vulnerability can lead to local escalation of privilege, allowing an app to gain higher privileges than intended. This can compromise the security of the device by enabling unauthorized actions or access to sensitive data without requiring user interaction.

Compliance Impact

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