Android PackageInstallerService Path Traversal Enables Local Privilege Escalation
CVE-2026-0055 Published on June 1, 2026
In createSessionInternal of PackageInstallerService.java, there is a possible to update a Device Policy Controller (DPC) into an invalid directory due to a path traversal error. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
Products Associated with CVE-2026-0055
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Affected Versions
Google Android:- Version 16-qpr2 is affected.
- Version 16 is affected.
- Version 15 is affected.
- Version 14 is affected.