Full-chain Chrome exploit with all bugs found by agents in six days

moyix · x · 2026-10-13

moyix (Differential founder) details the bugs behind their full-chain Chrome exploit: a V8 corruption bug, a V8 sandbox escape, and his favorite — a renderer sandbox escape via Crashpad.

The striking part is the timeline: the entire chain, including finding all three bugs, was assembled in six days (Aug 2-7), overlapping with Black Hat, with moyix juggling the booth while wrangling agents — a showcase of how fast AI agents now move in offensive security research.

Related event: XBOW's AI Builds Full Chrome Exploit Chain in Six Days for $250K Bounty(3 posts)→

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