SB2026051431 - Privilege escalation in BIG-IP scripted monitor

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Main Vulnerability Database SB2026051431

SB2026051431 - Privilege escalation in BIG-IP scripted monitor

Published: May 14, 2026

Security Bulletin ID SB2026051431
CSH Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Data manipulation

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 vulnerability.


1) Execution with unnecessary privileges (CVE-ID: CVE-2026-32673)

CWE-ID: CWE-250 - Execution with Unnecessary Privileges

CVSSv4: 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:U/U:Clear


The vulnerability allows a remote user to execute arbitrary system commands with higher privileges.

The vulnerability exists due to execution with unnecessary privileges in BIG-IP scripted monitor when handling requests to the affected iControl REST endpoint or processing the affected tmsh command. A remote privileged user can invoke the vulnerable functionality to execute arbitrary system commands with higher privileges.

In appliance mode deployments, successful exploitation can cross a security boundary. There is no data plane exposure; this is a control plane issue only.


Remediation

Install update from vendor's website.

References