Google Chrome Update Fixes Massive 247 Vulnerabilities, Including 4 Code Execution Flaws

What happened?

Google released a major Chrome security update on October 6, 2026, fixing 247 vulnerabilities, including four critical memory-safety flaws, across Windows, Mac, and Linux. The patched versions are 155.0.8059.39/.40 for Windows and Mac and 155.0.8059.39 for Linux. Although the critical bugs raise concerns about possible code execution, Google’s announcement identifies them as use-after-free vulnerabilities. It does not describe specific exploitation methods or confirm arbitrary code execution. The first critical vulnerability, CVE-2026-106382, affects Chromecast.