NGINX Rift attackers waste no time targeting exposed servers

Exploit attempts are already hammering a newly disclosed NGINX bug dubbed "NGINX Rift," proving once again that attackers read patch notes faster than most admins. Researchers at VulnCheck said they are seeing active exploitation tied to CVE-2026-42945, a heap buffer overflow flaw affecting both NGINX Open Source and NGINX Plus that was disclosed last week after apparently sitting unnoticed for 18 years. VulnCheck's Patrick Garrity said the company observed exploitation activity on its canary sy