Verified65% confidenceFactTime unknown
On July 2, 2019, Cloudflare experienced a global service outage lasting approximately 27 minutes, directly caused by a regular expression in the WAF rule engine triggering catastrophic backtracking.
3
Sources
65%
Confidence
Long-term
Relevance
6/1/2026
First Seen
Sources
Related Entities
Related Claims
Unverified2019年Cloudflare的全球CDN服务因WAF规则中的正则表达式导致CPU耗尽，造成约27分钟的全球性服务中断79% similarUnverifiedOn July 2, 2019, a single regular expression caused a 27-minute global service outage at Cloudflare.76% similarUnverifiedThe 30-hour-per-week quota of this solution is not suitable for 24/7 production environments, the Cloudflare temporary tunnel URL expires after the session ends, and Kaggle Notebook has an auto-disconnect mechanism when idle.60% similarUnverified与AWS Lambda相比，Cloudflare Workers消除了冷启动问题，响应延迟通常在50毫秒以内58% similarUnverifiedCloudBase云函数通常有执行时长限制（如最长60秒）和内存限制55% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/34134API
curl https://kongchang.com/api/v1/knowledge/claims/34134MCP
get_claim(id=34134)