{"UUID":"a0e252d3-10a6-4345-84c3-f271124e2d7b","URL":"https://web.archive.org/web/20211006055154/https://blog.cloudflare.com/details-of-the-cloudflare-outage-on-july-2-2019/","StartTime":"0001-01-01T00:00:00Z","EndTime":"0001-01-01T00:00:00Z","Categories":["postmortem"],"Company":"Cloudflare","Product":"","Description":"A CPU exhaustion was caused by a single WAF rule that contained a poorly written regular expression that ended up creating excessive backtracking. This rule was deployed quickly to production and a series of events lead to a global 27 minutes downtime of the Cloudflare services."}