Nintendo · Report #3463719

ASLR leak in Mario Kart World through LAN mode

Validstatus

highseverity

74upvotes

19 Feb 2026disclosed

Summary

Due to uninitialized data in a network packet, a memory address was leaked in Mario Kart World. This allowed an attacker to bypass ASLR, which is a prerequisite for many kinds of attacks. The vulnerability was fixed in Mario Kart World version 1.5.0.

How it was found

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