CVE-2026-82079

Potential Leakage of Nintendo Switch System Information Through a Proximity-Based Remote Attack

Published Sep 10, 2026 CVSS 4.0 · 7 High EPSS < 1% KEV · Not listed
Description
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.

Remediation

Vendor Solution

Perform System Update 23.0.0.


Vendor Workaround

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.

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
Metrics cvssV4_0

{'score': 7, 'vector': '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'}

Type Values Removed Values Added
First Time appeared Nintendo
Nintendo nintendo Switch
Vendors & Products Nintendo
Nintendo nintendo Switch
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 8.4, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description 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.
Title Potential Leakage of Nintendo Switch System Information Through a Proximity-Based Remote Attack
Weaknesses CWE-121
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
Nintendo
Published
Updated
Sep 11, 2026, 3:56 AM
Reserved
Aug 28, 2026, 12:46 AM
Status
Deferred
Published
Sep 10, 2026, 6:17 AM
Modified
Sep 11, 2026, 4:17 AM