Warning: CISA, experts concerned over active exploitation of 6-month-old F5 BIG-IP APM vulnerability
Hackers are finally targeting CVE-2025-53521, an F5 BIG-IP vulnerability that can lead to remote code execution.
SECURITY • Sun, 29 Mar 2026
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David Hollingworth has been writing about technology for over 20 years, and has worked for a range of print and online titles in his career. He is enjoying getting to grips with cyber security, especially when it lets him talk about Lego.