---
id: CVE-2026-107153
title: 'Multiple smartphones provided by Rakuten Mobile, Inc'
summary: >-
  Multiple smartphones provided by Rakuten Mobile, Inc. utilize AOSP test keys
  for their Android Verified Boot (AVB) functionality. With physical access to
  the affected device, a crafted system image may be installed.
severity: medium
cvss: 6.6
cvssVector: 'CVSS:3.0/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'
cwe:
  - CWE-1391
vendor: 'Rakuten Mobile, Inc.'
product: Rakuten Mini
affected:
  - rakuten_mini all versions
  - rakuten_hand all versions
  - rakuten_hand_5g all versions
  - rakuten_bigs all versions
published: '2026-10-14'
updated: '2026-10-15'
sourceUpdated: '2026-10-15T20:39:32.067'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-107153'
references:
  - url: 'https://jvn.jp/en/jp/JVN47427200/'
    label: vultures@jpcert.or.jp
  - url: >-
      https://network.mobile.rakuten.co.jp/product/smartphone/rakuten-big-s/support/index.html
    label: vultures@jpcert.or.jp
  - url: >-
      https://network.mobile.rakuten.co.jp/product/smartphone/rakuten-hand-5g/support/index.html
    label: vultures@jpcert.or.jp
  - url: >-
      https://network.mobile.rakuten.co.jp/product/smartphone/rakuten-hand/support/index.html
    label: vultures@jpcert.or.jp
  - url: >-
      https://network.mobile.rakuten.co.jp/product/smartphone/rakuten-mini/support/index.html
    label: vultures@jpcert.or.jp
tags:
  - nvd
  - cve.org
epss: 0.00196
epssPercentile: 0.09184
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: total
  timestamp: '2026-10-14T16:04:35.274479Z'
ingestedAt: '2026-10-14T07:21:04.828Z'
---

## Overview

Multiple smartphones provided by Rakuten Mobile, Inc. utilize AOSP test keys for their Android Verified Boot (AVB) functionality. With physical access to the affected device, a crafted system image may be installed.

## Remediation

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