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Vulnerable Software

Vulnerability Details CVE-2026-40061

When BIG-IP DNS is provisioned, a vulnerability exists in an undisclosed iControl REST and BIG-IP TMOS Shell (tmsh) command that may allow an authenticated attacker with the Resource Administrator or Administrator role to execute arbitrary system commands with higher privileges. In Appliance mode deployments, a successful exploit can allow the attacker to cross a security boundary. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Exploit prediction scoring system (EPSS) score

EPSS Score 0.002

EPSS Ranking 14.2%

CVSS Severity

CVSS v3 Score 8.7

References

https://my.f5.com/manage/s/article/K000160788

Products affected by CVE-2026-40061

F5 » Big-Ip Domain Name System » Version: 16.1.0

cpe:2.3:a:f5:big-ip_domain_name_system:16.1.0
F5 » Big-Ip Domain Name System » Version: 16.1.1

cpe:2.3:a:f5:big-ip_domain_name_system:16.1.1
F5 » Big-Ip Domain Name System » Version: 16.1.2

cpe:2.3:a:f5:big-ip_domain_name_system:16.1.2
F5 » Big-Ip Domain Name System » Version: 16.1.2.2

cpe:2.3:a:f5:big-ip_domain_name_system:16.1.2.2
F5 » Big-Ip Domain Name System » Version: 16.1.3

cpe:2.3:a:f5:big-ip_domain_name_system:16.1.3
F5 » Big-Ip Domain Name System » Version: 16.1.3.1

cpe:2.3:a:f5:big-ip_domain_name_system:16.1.3.1
F5 » Big-Ip Domain Name System » Version: 16.1.3.3

cpe:2.3:a:f5:big-ip_domain_name_system:16.1.3.3
F5 » Big-Ip Domain Name System » Version: 16.1.3.4

cpe:2.3:a:f5:big-ip_domain_name_system:16.1.3.4
F5 » Big-Ip Domain Name System » Version: 16.1.3.5

cpe:2.3:a:f5:big-ip_domain_name_system:16.1.3.5
F5 » Big-Ip Domain Name System » Version: 16.1.4

cpe:2.3:a:f5:big-ip_domain_name_system:16.1.4
F5 » Big-Ip Domain Name System » Version: 16.1.4.1

cpe:2.3:a:f5:big-ip_domain_name_system:16.1.4.1
F5 » Big-Ip Domain Name System » Version: 16.1.4.3

cpe:2.3:a:f5:big-ip_domain_name_system:16.1.4.3
F5 » Big-Ip Domain Name System » Version: 16.1.5

cpe:2.3:a:f5:big-ip_domain_name_system:16.1.5
F5 » Big-Ip Domain Name System » Version: 16.1.5.2

cpe:2.3:a:f5:big-ip_domain_name_system:16.1.5.2
F5 » Big-Ip Domain Name System » Version: 16.1.6

cpe:2.3:a:f5:big-ip_domain_name_system:16.1.6
F5 » Big-Ip Domain Name System » Version: 17.1.0

cpe:2.3:a:f5:big-ip_domain_name_system:17.1.0
F5 » Big-Ip Domain Name System » Version: 17.1.0.1

cpe:2.3:a:f5:big-ip_domain_name_system:17.1.0.1
F5 » Big-Ip Domain Name System » Version: 17.1.0.2

cpe:2.3:a:f5:big-ip_domain_name_system:17.1.0.2
F5 » Big-Ip Domain Name System » Version: 17.1.0.3

cpe:2.3:a:f5:big-ip_domain_name_system:17.1.0.3
F5 » Big-Ip Domain Name System » Version: 17.1.1

cpe:2.3:a:f5:big-ip_domain_name_system:17.1.1
F5 » Big-Ip Domain Name System » Version: 17.1.1.3

cpe:2.3:a:f5:big-ip_domain_name_system:17.1.1.3
F5 » Big-Ip Domain Name System » Version: 17.1.1.4

cpe:2.3:a:f5:big-ip_domain_name_system:17.1.1.4
F5 » Big-Ip Domain Name System » Version: 17.1.2

cpe:2.3:a:f5:big-ip_domain_name_system:17.1.2
F5 » Big-Ip Domain Name System » Version: 17.1.2.1

cpe:2.3:a:f5:big-ip_domain_name_system:17.1.2.1
F5 » Big-Ip Domain Name System » Version: 17.1.2.2

cpe:2.3:a:f5:big-ip_domain_name_system:17.1.2.2
F5 » Big-Ip Domain Name System » Version: 17.1.3

cpe:2.3:a:f5:big-ip_domain_name_system:17.1.3
F5 » Big-Ip Domain Name System » Version: 17.5.0

cpe:2.3:a:f5:big-ip_domain_name_system:17.5.0
F5 » Big-Ip Domain Name System » Version: 17.5.1

cpe:2.3:a:f5:big-ip_domain_name_system:17.5.1
F5 » Big-Ip Domain Name System » Version: 21.0.0

cpe:2.3:a:f5:big-ip_domain_name_system:21.0.0

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Vulnerable Software

Vulnerability Details CVE-2026-40061

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