CLOUDFLARE FIREWALL REACTS BADLY TO REACT EXPLOIT MITIGATION

Summary from the TLDR InfoSec newsletter

Cloudflare briefly knocked many customer sites and services offline after a flawed Web Application Firewall update meant to block a new remote code execution vulnerability in React Server Components. The misconfiguration took Cloudflare's network down for several minutes, disrupting platforms from e-commerce to cloud services and echoing earlier large outages at Cloudflare and AWS.