CISA Adds CVE-2025-53521 to KEV After Active F5 BIG-IP APM Exploitation
The Hacker News March 28, 2026

CISA Adds CVE-2025-53521 to KEV After Active F5 BIG-IP APM Exploitation

CISA adds actively exploited F5 BIG-IP APM CVE-2025-53521 (CVSS 9.3) to KEV, ordering FCEB patch by March 30, 2026 to curb RCE risk.

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