CVE-2025-53521: F5 BIG-IP APM Flaw Reclassified as Unauthenticated RCE CVE-2025- F5 BIG-IP Access Policy Manager (APM) that was initially treated as a denial-of-service condition in 2025, then reclassified recently as a potential unauthenticated remote code execution (RCE) issue in certain deployments. BIG-IP APM often sits directly in the authentication and remote access path, so a pre-auth […]