AI synthesis F5 patches two critical NGINX Open Source flaws (CVE-2026-42530, CVSS 9.2) enabling remote code execution. Apply updates promptly.
What changed
Every report remains linked to its original publisher.
Cybersecurity company F5 has released out-of-band security updates to address multiple NGINX web server vulnerabilities, including two critical-severity flaws that could allow attackers to execute code on vulnerable systems. [...]
F5 released emergency updates for critical NGINX flaws (CVE-2026-42530, CVE-2026-42055) that could enable unauthenticated code execution. F5 has issued out-of-band patches for multiple NGINX vulnerabilities, including two critical flaws, respectively tracked as CVE-2026-42530 ...
F5 has released security updates to address two critical security flaws in NGINX Open Source that could be exploited to achieve code execution on affected systems. The vulnerabilities are listed below - CVE-2026-42530 (CVSS v4 score: 9.2) - A use-after-free vulnerability in th...
CVE-2026-42530 & CVE-2026-42055: F5 Patches NGINX Vulnerabilities F5 has released out-of-band security updates for two NGINX vulnerabilities that can affect exposed web infrastructure: CVE-2026-42530 and CVE-2026-42055. The first issue affects NGINX’s HTTP/3 QUIC handling. The...