F5 Products Multiple Vulnerabilities

Release Date: 2 Sep 2026

Multiple vulnerabilities were identified in F5 Products. A remote attacker could exploit some of these vulnerabilities to trigger denial of service condition and remote code execution on the targeted system.

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Impact

• Denial of Service
• Remote Code Execution

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System / Technologies affected

BIG-IP Next for Kubernetes

• version 2.0.0 - 2.2.1
• version 2.1.0 - 2.3.2

BIG-IP Next SPK

• version 1.7.17 - 1.9.2
• version 2.0.0 - 2.0.3

BIG-IP Next CNF

• version 1.1.0 - 1.4.2
• version 1.4.0 - 1.4.3
• version 2.0.0 - 2.3.2

BIG-IP (DNS)

• version 17.1.0 - 17.1.3
• version 17.5.0 - 17.5.1
• version 21.1.0

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Solutions

Before installation of the software, please visit the vendor web-site for more details.

 

Apply fixes issued by the vendor:

 

• https://my.f5.com/manage/s/article/K000163139
• https://my.f5.com/manage/s/article/K000163141
• https://my.f5.com/manage/s/article/K000163145

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Vulnerability Identifier

• CVE-2026-33278
• CVE-2026-34986
• CVE-2026-42959

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Source

• F5

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Related Link

• https://my.f5.com/manage/s/article/K000163139
• https://my.f5.com/manage/s/article/K000163141
• https://my.f5.com/manage/s/article/K000163145