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CISA Issues Urgent Directive Amid F5 BIG-IP Vulnerabilities

10/16/2025

Summary

CISA Urges Emergency Patching

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) issued an emergency directive on October 15, 2025, after a nation-state group exploited F5 BIG-IP vulnerabilities, creating an imminent risk to federal networks.
The directive requires federal agencies to inventory and patch F5 BIG-IP devices by October 22, 2025.
CISA officials said the breach allowed unauthorized access to data and credentials.
Despite staffing cuts during a government shutdown, CISA urged patches for F5 technology.

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CISA Urges Emergency Patching

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) issued an emergency directive on October 15, 2025, after a nation-state group exploited F5 BIG-IP vulnerabilities, creating an imminent risk to federal networks.
The directive requires federal agencies to inventory and patch F5 BIG-IP devices by October 22, 2025.
CISA officials said the breach allowed unauthorized access to data and credentials.
Despite staffing cuts during a government shutdown, CISA urged patches for F5 technology.