Cloudflare has patched a critical zero-day flaw in its Web Application Firewall (WAF) that allowed attackers to bypass its defenses and access origin web servers.

Cloudflare patched an ACME HTTP-01 validation flaw that disabled WAF protections and let unauthorized requests reach origin ...

An attempt to block a phishing URL in Cloudflare's R2 object storage platform backfired yesterday, triggering a widespread outage that brought down multiple services for nearly an hour. Cloudflare R2 ...

Cloudflare is known for operating behind the scenes, but it amassed some name recognition for the wrong reasons on Tuesday. The company suffered a service issue that ...

Global infrastructure provider Cloudflare is down, for the second time in two weeks, taking with it large swathes of the internet. Global infrastructure provider Cloudflare is down, for the second ...

A Cloudflare outage caused large chunks of the Internet to go dark Tuesday morning, temporarily impacting big platforms like X and ChatGPT. “A fix has been implemented and we believe the incident is ...

Cloudflare's Firewall and DDoS prevention can be bypassed through a specific attack process that leverages logic flaws in cross-tenant security controls. This bypass could put Cloudflare's customers ...

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A massive Cloudflare outage today, November 18, disrupted global access to services like ChatGPT and Spotify for over two hours. While fixing the issue, Cloudflare temporarily disabled its WARP VPN ...