---
id: CVE-2026-28659
title: >-
  In MicroXR Blobstore, there is a possible way to access other app's files due
  to a missing permission check
summary: >-
  In MicroXR Blobstore, there is a possible way to access other app's files 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 …
severity: high
cvss: 7.8
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'
cwe:
  - CWE-269
vendor: google
product: android_xr
affected:
  - android_xr = 14
published: '2026-09-08'
updated: '2026-09-14'
sourceUpdated: '2026-09-14T14:19:56.373'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-28659'
references:
  - url: 'https://source.android.com/docs/security/bulletin/xr/2026/2026-09-01'
    label: security@android.com
tags:
  - nvd
  - cve.org
  - score-dispute
epss: 0.00191
epssPercentile: 0.07748
ssvc:
  exploitation: none
  automatable: 'yes'
  technicalImpact: total
  timestamp: '2026-09-09T20:36:57.229963Z'
scores:
  nvd: 7.8
  cna: 10
ingestedAt: '2026-09-08T20:10:03.223Z'
---

## Overview

In MicroXR Blobstore, there is a possible way to access other app's files 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.

## Affected

- `android_xr = 14`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.