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OpenAdvisories
Medium · 6.5 CVE-2026-42406 EUVD-2026-29997GHSA-j3w3-p4g3-436q

BIG-IP and BIG-IQ privilege escalation vulnerability

Published May 13, 2026 · Updated May 14, 2026 · Assigned by f5

Description

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 products

VendorProductAffectedFixed
F5 BIG-IP 21.0.0 – < 21.0.0.2, 17.5.0 – < 17.5.1.6, 17.1.0 – < 17.1.3.2, 16.1.0 21.0.0.2
F5 BIG-IQ 8.4.0 —

Advisories 2

References