F5 Ships Out-of-Band NGINX Patches for Two Critical Flaws, Including a 9.2 HTTP/3 Use-After-Free Reachable by Unauthenticated Attackers
F5 patched CVE-2026-42530, a CVSS 9.2 use-after-free in NGINX's HTTP/3 module, alongside a second 9.2 buffer overflow. Neither is known to be exploited.