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Cloudflare WAF Enhances Security with Full Transaction Detection

Cloudflare WAF Enhances Security with Full Transaction Detection

First seen 22 Oct 2026, 05:12 UTC • •
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ThreatCluster AI
ThreatCluster •October 22, 2026 at 07:09 UTC
  • •Cloudflare WAF now includes full transaction detection and response blocking.
  • •The new features are available to all customers, including free plan users.
  • •Enhancements target vulnerabilities like php2shell to improve application security.

Cloudflare has introduced full transaction detection capabilities in its web application firewall (WAF), allowing the assessment of HTTP requests alongside their responses to identify potential attacks. This feature is designed to address vulnerabilities like the recently disclosed php2shell flaw, which poses risks to applications across the Internet. The new response rules can block malicious responses before they reach users, enhancing security for all Cloudflare customers, including those on free plans. The capabilities aim to provide clarity for defenders on what to fix while also giving attackers insight into successful exploits. The enhancements are now generally available and are part of Cloudflare's ongoing efforts to strengthen application security.

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Timeline

2026-10-21
Cloudflare announces new WAF features
Cloudflare introduced full transaction detection and response rules to enhance its WAF capabilities, available to all customers.
Blog.Cloudflare
2026-10-21
php2shell vulnerability highlighted
The announcement emphasized the risks posed by the php2shell vulnerability, affecting applications globally.
Blog.Cloudflare

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Common questions

What is full transaction detection?
Full transaction detection evaluates HTTP requests alongside responses to identify potential exploitation attempts.
Who can access these new features?
The new capabilities are available to all Cloudflare customers, including those on free plans.
What vulnerabilities does this address?
The enhancements specifically target vulnerabilities like php2shell, which can compromise applications.