CVE-2026-64649

Next.js SSRF vulnerability CVE-2026-64649 affects Next.js versions 14.1.1–15.5.20 and 16.0.0–16.2.10 when a Server Action forwards or redirects a request. An attacker who can control Host-related headers can cause the server to send outbound requests to a malicious host, via Server Actions on cus...