How to detect HTTP/2 abuse in Apache web server logs

This article explains how to detect HTTP/2-based vulnerabilities in Apache HTTP Server, such as CVE-2026-23918, which can lead to server crashes or remote code execution. Because these attacks occur at the stream level and are invisible in standard access logs, the author recommends enabling `LogLevel http2:debug` to identify malicious patterns like high-volume stream resets and segmentation faults.