Our servers are protected against the PHP security vulnerability disclosed in October. The update was installed on 21 October 2026. More about php2shell

Patch

BIG-IP 21.1

BIG-IP 21.1 gets security updates until 05/05/2029.

Supported

Latest version: 21.1.0, released on 05/05/2026

End of support: 05/05/2029

Vulnerabilities in BIG-IP 21.1

We do not track a vulnerability database for BIG-IP, so this page shows versions and end of support only.

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