EIP-2026-103767

PRE-CVE

Cemu 1.6.4b - Information Leak / Buffer Overflow (Emulator Breakout)

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-103767. PoCs published by Wack0.

AI-analyzed exploit summary This exploit targets Cemu, a Wii U emulator, by leveraging an arbitrary write vulnerability in `KPADSetConnectCallback` and an information leak in `_SYSGetSystemApplicationTitleId` to achieve remote code execution (RCE) via a crafted RPX file. The PoC uses ROP and shellcode to execute `calc.exe`.

Description

Cemu 1.6.4b - Information Leak / Buffer Overflow (Emulator Breakout)

Exploits (1)

exploitdb WORKING POC
by Wack0 · localmultiple
https://www.exploit-db.com/exploits/41021

This exploit targets Cemu, a Wii U emulator, by leveraging an arbitrary write vulnerability in `KPADSetConnectCallback` and an information leak in `_SYSGetSystemApplicationTitleId` to achieve remote code execution (RCE) via a crafted RPX file. The PoC uses ROP and shellcode to execute `calc.exe`.

Classification
Working Poc 100%
Attack Type
Rce
Complexity
Complex
Reliability
Reliable
Target: Cemu (Wii U emulator)
No auth needed
Prerequisites: Cemu emulator installed · Dynamic recompiler enabled
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026