The KDC-spoofing flaw tracked as CVE-2021-23008 can be used to bypass Kerberos security and sign into the Big-IP Access Policy Manager or admin console. F5 Networks’ Big-IP Application Delivery ...

Important security updates have been released for F5 BIG-IP Next and NGINX, among others. Attackers can disrupt services via DoS attacks. In the security section of its website, F5 lists further ...

Internet security nonprofit Shadowserver Foundation has found more than 266,000 F5 BIG-IP instances exposed online after the security breach disclosed by cybersecurity company F5 this week. The ...

Cybersecurity company F5 has released security updates to address BIG-IP vulnerabilities stolen in a breach detected on August 9, 2025. The company disclosed today that state hackers breached its ...

Thousands of networks—many of them operated by the US government and Fortune 500 companies—face an “imminent threat” of being breached by a nation-state hacking group following the breach of a major ...

U.S. cybersecurity firm F5 has confirmed that it suffered a cybersecurity incident involving a “highly sophisticated nation-state threat actor” that maintained long-term access to certain company ...

F5 has revealed that a highly sophisticated nation-state threat actor had gained long-term, persistent access to its corporate network, exfiltrating parts of the source code for its flagship BIG-IP ...