CVE-2026-39459 — HIGH (7.2)

Vulnerability Description

A vulnerability exists in iControl REST and the TMOS Shell (tmsh) 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.

CVSS Score

7.2

HIGH

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Related Weaknesses (CWE)

CWE-272

References

https://my.f5.com/manage/s/article/K000160863

FAQ

What is CVE-2026-39459?

CVE-2026-39459 is a vulnerability with a CVSS score of 7.2 (HIGH). A vulnerability exists in iControl REST and the TMOS Shell (tmsh) where a highly privileged, authenticated attacker with at least the Manager role can create configuration objects that allow running a...

How severe is CVE-2026-39459?

CVE-2026-39459 has been rated HIGH with a CVSS base score of 7.2/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-39459?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.