CVE-2026-42406

published 2026-05-13

CVE-2026-42406: A vulnerability exists in BIG-IP and BIG-IQ systems where a highly privileged, authenticated attacker with at least the Certificate Manager role can modify…

high 8.5 CVSS 4.0

AV N AC L AT N PR H UI N VC H VI H VA N SC N SI N SA N E X CR X IR X AR X MAV X MAC X MAT X MPR X MUI X MVC X MVI X MVA X MSC X MSI X MSA X S X AU X R X V X RE X U X

A vulnerability exists in BIG-IP and BIG-IQ systems where a highly privileged, authenticated attacker with at least the Certificate Manager role can modify configuration objects that allow running arbitrary commands. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Affected

6 ranges

Vendor	Product	Version range	Fixed in
f5	big-ip	>= 16.1.0 < *	*
f5	big-ip	>= 17.1.0 < 17.1.3.2	17.1.3.2
f5	big-ip	>= 17.5.0 < 17.5.1.6	17.5.1.6
f5	big-ip	>= 21.0.0 < 21.0.0.2	21.0.0.2
f5	big-iq	—	—
f5	big-iq	>= 8.4.0 < *	*

CWE-267