Tag: CVE-2026-42055

Critical CVEs

F5 Patches Two Critical NGINX Open Source Flaws Enabling Remote Code Execution

F5 has released security updates to address two critical vulnerabilities in NGINX Open Source that could allow remote code execution. The flaws,…

CVE-2026-11645 CVE-2026-42055 CVE-2026-42530 CVE-2026-42945

June 25, 2026

Critical CVEs

CVE-2026-42055: Heap Buffer Overflow in NGINX HTTP/2 Proxy and gRPC Modules

A critical heap-based buffer overflow in NGINX Open Source and NGINX Plus allows remote unauthenticated attackers to execute code when proxying HTTP/2…

CVE-2026-42055 heap overflow HTTP/2 NGINX

June 25, 2026