CVE-2026-41959 — MEDIUM (6.5)

Vulnerability Description

Incorrect permission assignment vulnerabilities exist in BIG-IP and BIG-IQ TMOS Shell (tmsh) network diagnostics commands and in BIG-IP iControl REST. These vulnerabilities may allow an authenticated attacker to view the network status of destination systems. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

CVSS Score

6.5

MEDIUM

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

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Related Weaknesses (CWE)

CWE-732

References

https://my.f5.com/manage/s/article/K000161022

FAQ

What is CVE-2026-41959?

CVE-2026-41959 is a vulnerability with a CVSS score of 6.5 (MEDIUM). Incorrect permission assignment vulnerabilities exist in BIG-IP and BIG-IQ TMOS Shell (tmsh) network diagnostics commands and in BIG-IP iControl REST. These vulnerabilities may allow an authenticated ...

How severe is CVE-2026-41959?

CVE-2026-41959 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-41959?

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