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José Carlos Chávez

Security Software Engineer @ Okta, OWASP Coraza co-leader, and Peruvian llama ambassador.

Security Alert: How Attackers Can Bypass Next.js Middleware With a Single HTTP Header

Security Alert: How Attackers Can Bypass Next.js Middleware With a Single HTTP Header

José Carlos Chávez
José Carlos Chávez
·
Security
·
March, 2025

Recently, a critical vulnerability (CVE-2025-29927) was disclosed in the popular Next.js framework, allowing attackers to circumvent middleware execution—including security checks—by leveraging an internal header.

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Why does WAF matter in API security?

Why does WAF matter in API security?

José Carlos Chávez
José Carlos Chávez
·
API Management
·
March, 2024

Nowadays, APIs power the internet. We see APIs (Application Programming Interfaces) everywhere: webshops, social networks, mobile apps, government sites and most of the media entertainment is delivered to us over APIs.

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