Google’s Project Zero released a proof-of-concept attack against a Wi-Fi firmware vulnerability in Broadcom chips that backdoors the iPhone 7. The flaw was patched in iOS 11.

Google’s August Android Security Bulletin featured patches for nearly a dozen remote code execution bugs impacting Google’s Pixel and Nexus handsets.

Apple released iOS 10.3.3 Wednesday that serves as a cumulative patch update for multiple vulnerabilities including the high-profile BroadPwn bug.

The July Android Security Bulletin patches 11 critical remote-code execution bugs including one dubbed ‘Broadpwn’ that impacts both Android and iOS devices.