WuBlockchain Weekly: a16z Crypto Rebrands, CZ Warns of Critical PHP Vulnerabilities, First Rules Under GENIUS Act Released, etc

1. CZ Warns Critical PHP Vulnerability Under Active Exploit: Exercise Extra Caution Visiting Websites in Coming Days link CZ, founder of Binance, posted a reminder to exercise extra caution when visiting websites in the coming days, as some website administrators may fail to install security patches in a timely manner. He stated that PHP, widely used for web applications such as WordPress and Magento, fixed two critical vulnerabilities (CVE-2026–109618, CVE-2026–109619) on October 21. Details of the vulnerabilities were leaked ahead of their official disclosure, and exploitation of them has since been detected.