---
id: CVE-2026-28580
title: >-
  In multiple functions of NotificationChannel.java, there is a possible desync
  in persistence due to an incorrect bounds check
summary: >-
  In multiple functions of NotificationChannel.java, there is a possible desync
  in persistence due to an incorrect bounds check. This could lead to local
  escalation of privilege with no additional execution privileges needed. User
  interact…
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'
cvssSource: adp
vendor: Google
product: Android
affected:
  - Android 17
  - Android 16-qpr2
  - Android 16
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: total
  timestamp: '2026-06-01T00:00:00+00:00'
published: '2026-06-01'
updated: '2026-11-02'
sourceUpdated: '2026-11-02T19:52:59.780Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-28580'
references:
  - url: 'https://source.android.com/docs/security/bulletin/2026/2026-11-01'
tags:
  - cve.org
epss: 0.00073
epssPercentile: 0.00057
ingestedAt: '2026-11-05T19:30:42.815Z'
---

## Overview

In multiple functions of NotificationChannel.java, there is a possible desync in persistence due to an incorrect bounds check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

## Affected

- `Android 17`
- `Android 16-qpr2`
- `Android 16`

## Remediation

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