// Hacker Noon · 9 May 2026

The Browser Security Breakthrough That Made UAF Exploits Harder

In the mid-2010s, Use-After-Free (UAF) vulnerabilities were the biggest security threat to Internet Explorer and Edge. To combat this, the team built MemGC, an architectural security boundary that brought Chakra's garbage collection directly into the DOM. By automating memory safety and abandoning m...

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