---
id: CVE-2026-0017
title: >-
  In onChange of BiometricService.java, there is a possible way to enable
  fingerprint unlock due to a logic error in the code
summary: >-
  In onChange of BiometricService.java, there is a possible way to enable
  fingerprint unlock due to a logic error in the code. This could lead to local
  escalation of privilege with no additional execution privileges needed. User
  interactio…
severity: high
cvss: 7.7
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N'
cwe:
  - CWE-285
  - CWE-693
vendor: google
product: android
affected:
  - android = 16.0
published: '2026-03-02'
updated: '2026-09-29'
sourceUpdated: '2026-09-29T12:17:08.960'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-0017'
references:
  - url: 'https://source.android.com/docs/security/bulletin/2026/2026-03-01'
    label: security@android.com
  - url: 'http://www.openwall.com/lists/oss-security/2026/09/29/8'
    label: af854a3a-2127-422b-91ae-364da2661108
tags:
  - nvd
  - cve.org
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: total
  timestamp: '2026-03-04T04:55:30.277188Z'
ingestedAt: '2026-09-29T11:32:41.247Z'
epss: 0.00097
epssPercentile: 0.0069
---

## Overview

In onChange of BiometricService.java, there is a possible way to enable fingerprint unlock due to a logic error in the code. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

## Affected

- `android = 16.0`

## Remediation

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