---
id: CVE-2026-82079
title: >-
  Potential Leakage of Nintendo Switch System Information Through a
  Proximity-Based Remote Attack
summary: >-
  A stack-based buffer overflow vulnerability in the Nintendo Switch local
  wireless networking functionality may allow an attacker within wireless range
  to execute arbitrary code using return-oriented programming (ROP) through
  crafted netw…
severity: high
cvss: 7
cvssVector: 'CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:P/VC:L/VI:H/VA:L/SC:N/SI:N/SA:N'
cvssSource: cna
cwe:
  - CWE-121
vendor: Nintendo
product: Nintendo Switch
affected:
  - switch < 23.0.0
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: total
  timestamp: '2026-09-10T00:00:00+00:00'
published: '2026-09-10'
updated: '2026-09-11'
sourceUpdated: '2026-09-11T03:56:09.883Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-82079'
references:
  - url: 'https://www.nintendo.com/security-advisories/en/index.html'
tags:
  - cve.org
epss: 0.00159
epssPercentile: 0.05425
ingestedAt: '2026-09-11T16:45:47.926Z'
---

## Overview

A stack-based buffer overflow vulnerability in the Nintendo Switch local wireless networking functionality may allow an attacker within wireless range to execute arbitrary code using return-oriented programming (ROP) through crafted network traffic.
This issue affects Nintendo Switch: before 23.0.0.

## Affected

- `switch < 23.0.0`

## Remediation

Perform System Update 23.0.0.

### Workarounds

If you cannot update to the latest system version right away, please note the following when using the system.





  *  When using the "Send to Smartphone" feature in Album or when using a kart in Mario Kart Live: Home Circuit, please ensure that the QR code displayed on the console screen (or on the TV screen) cannot be viewed or scanned by third parties.
  *  Please refrain from using the "Send to Smartphone" feature in Album with a smartphone other than your own, and from using a kart other than your own in Mario Kart Live: Home Circuit.