7.0
HIGH CVSS 4.0
CVE-2026-107153
Rakuten Mobile Smartphones Improper Android Verified Boot Configuration
Description

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.

INFO

Published Date :

Oct. 14, 2026, 6:17 a.m.

Last Modified :

Oct. 14, 2026, 6:17 a.m.

Remotely Exploit :

No
Affected Products

The following products are affected by CVE-2026-107153 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.0 MEDIUM ede6fdc4-6654-4307-a26d-3331c018e2ce
CVSS 3.0 MEDIUM MITRE-CVE
CVSS 3.0 MEDIUM [email protected]
CVSS 4.0 HIGH ede6fdc4-6654-4307-a26d-3331c018e2ce
CVSS 4.0 HIGH [email protected]
Solution
Configure the device to use production keys instead of test keys for AVB.
  • Use production keys for Android Verified Boot.
  • Ensure system images are signed with secure keys.
  • Remove test keys from the build process.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-107153 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-107153 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-107153 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-107153 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    Oct. 14, 2026

    Action Type Old Value New Value
    Added Tag unsupported-when-assigned
    Added Description 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.
    Added CVSS V4.0 AV:P/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
    Added CVSS V3 AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Added CWE CWE-1391
    Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/107xxx/CVE-2026-107153.json">CVE-2026-107153</a>
    Added Reference https://jvn.jp/en/jp/JVN47427200/
    Added Reference https://network.mobile.rakuten.co.jp/product/smartphone/rakuten-big-s/support/index.html
    Added Reference https://network.mobile.rakuten.co.jp/product/smartphone/rakuten-hand-5g/support/index.html
    Added Reference https://network.mobile.rakuten.co.jp/product/smartphone/rakuten-hand/support/index.html
    Added Reference https://network.mobile.rakuten.co.jp/product/smartphone/rakuten-mini/support/index.html
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.