CVE-2026-0055

MEDIUM

Android PackageInstallerService - Path Traversal and Local Privilege Escalation via createSessionInternal

Title source: llm

Description

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.

References (1)

Core 1

Core References

Vendor Advisory

https://source.android.com/docs/security/bulletin/2026/2026-06-01

Scores

CVSS v3 6.2

EPSS 0.0008

EPSS Percentile 0.4%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact total

Details

CWE

CWE-22 CWE-269

Status published

Products (7)

google/android 14.0

google/android 15.0

google/android 16.0 (4 CPE variants)

Google/Android 14

Google/Android 15

Google/Android 16

Google/Android 16-qpr2

Published Jun 01, 2026

Tracked Since Jun 02, 2026