CVE-2026-82079 Potential Leakage of Nintendo Switch System Information Through a Proximity-Based Remote Attack
A stack-based buffer overflow in Nintendo Switch local wireless networking allows remote attackers within range to execute arbitrary code via crafted traffic.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-82079?
CVE-2026-82079 is a high-severity memory corruption vulnerability in Nintendo Switch, published on 10 Sep 2026. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official 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.
Weakness: CWE-121
Which versions are affected by CVE-2026-82079?
How do I fix CVE-2026-82079?
No fix has been published for CVE-2026-82079 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2026-82079 being exploited?
There is no known exploitation of CVE-2026-82079 in the wild and no public exploit code.
Sources
Also known as GHSA-ccj4-6gq7-582f.