IT Services Circle
Apr 25, 2023 · Information Security
WeChat Crash via Malformed QR Code: Technical Analysis and Reproduction
Researchers discovered that a specially crafted QR code triggers a memory leak in WeChat’s OCR engine, causing the app to crash on both mobile and desktop platforms; the article explains the underlying bug, provides detailed decoding analysis, and shares Python code to reproduce the malformed QR code.
PythonQR codeSecurity Vulnerability
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