F5 security advisory (AV26-949)

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        <div><p><strong>Serial number: </strong>AV26-949<br /><strong>Date: </strong>September 22, 2026</p>

As of September 22, 2026, F5 is affected by a vulnerability in the following product:

  • BIG-IP
    • Versions 21.1.0 to Hotfix-BIGIP-21.1.0.2.0.30.22-ENG
    • Versions 17.5.0 to Hotfix-BIGIP-17.5.1.9.0.160.12-ENG
    • Versions 17.1.0 to Hotfix-BIGIP-17.1.3.5.0.41.14-ENG

F5 has reported that CVE-2026-94127 is being exploited in the wild.

The Cyber Centre encourages users and administrators to review the provided web links and apply any necessary updates as they become available.

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Article Link: F5 security advisory (AV26-949) - Canadian Centre for Cyber Security