by Kastro
Paper/Archive/CVE-2026-41225

CVE-2026-41225

F5 BIG-IP — iControl REST vulnerability

EPSS 0.3%CVSS 9.1
critical.is priorityof 100
31
CVSS 9.1 (CNA)9.1 / 10 × 3027.3Not in CISA KEV+300.0EPSS percentile 19.6.196 × 203.9No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

A vulnerability exists in iControl REST where a highly privileged, authenticated attacker with at least the Manager role can create configuration objects that allow running arbitrary commands.  Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Affected

ProductAffectedFixed inSource
BIG-IP21.0.0 – < 21.0.0.221.0.0.2CNA
BIG-IP17.5.0 – < 17.5.1.617.5.1.6CNA
BIG-IP17.1.0 – < 17.1.3.217.1.3.2CNA
BIG-IP16.1.0–CNA

Scores by source

f5 (CNA)9.1CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
f5 (CNA)8.6CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: total

References

patchmy.f5.com/manage/s/article/K000160916