Security Alert (A26-07-51): Vulnerability in F5 Products


 

Published on: 30 July 2026

Description:

F5 has published a security advisory to address a vulnerability in F5 Products. The details about the vulnerability can be found at the following website:
https://my.f5.com/manage/s/article/K000162286

 

Affected Systems:

  • BIG-IP (DNS) versions 17.1.0 - 17.1.3, 17.5.0 - 17.5.1, 21.0.0
  • BIG-IP Next CNF versions 2.0.0 - 2.2.1
  • BIG-IP Next for Kubernetes versions 2.0.0 - 2.2.1
  • BIG-IP Next SPK versions 2.0.0 - 2.0.3

For detailed information of the affected systems, please refer to the corresponding security advisories at vendor's website.

 

Impact:

Successful exploitation of the vulnerability could lead to denial of service on an affected system.

 

Recommendation:

Software updates for affected systems are now available. System administrators of affected systems should follow the recommendations provided by the product vendor and take immediate actions to mitigate the risk. It is recommended to consult the product vendors for the fixes and assistance.

 

More Information:

  • https://my.f5.com/manage/s/article/K000162286
  • https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-1519


Tag: F5 , BIG-IP
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