HTTP/2 Bomb Denial-of-Service Vulnerability

Security researchers have disclosed a new denial-of-service (DoS) attack technique dubbed HTTP/2 Bomb, tracked as CVE-2026-49975, that affects multiple major HTTP/2 server implementations. Unlike traditional volumetric DDoS attacks, HTTP/2 Bomb does not require a large botnet. Researchers demonstrated that a single attacker operating from a modest internet connection can generate sufficient resource exhaustion to disrupt vulnerable servers. – Read more