Cloudflare Soars 6% as PHP Flaw Hitting 70% of Websites Lifts Security Stocks

Key TakeawaysCloudflare stock rose 6% and Datadog rose 7% today after PHP patched two critical flaws in software that runs an estimated 70% of websites. Cloudflare gave every customer firewall rules against the known attacks, including free users, which shows why its place in front of millions of sites is valuable.