PT-2026-40636 · F5 · Big-Ip

Published 2026-05-13 · Updated 2026-05-17 · CVE-2026-32673

Positive Technologies (AI Summary)

CVSS v3.1

8.7

High

Base vector

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

Name of the Vulnerable Software and Affected Versions F5 BIG-IP versions prior to 17.1.3.2 F5 BIG-IP versions prior to 17.5.1.6 F5 BIG-IP versions prior to 21.0.0.2

Description An issue in scripted monitors allows an authenticated attacker with the Resource Administrator or Administrator role to execute arbitrary system commands with elevated privileges. In appliance mode deployments, this can enable an attacker to cross a security boundary.

Recommendations Update to version 17.1.3.2 or later. Update to version 17.5.1.6 or later. Update to version 21.0.0.2 or later.

Fix

Weakness Enumeration

CWE-250

Related Identifiers

CVE-2026-32673

Affected Products

Big-Ip

References · 3

• https://nvd.nist.gov/vuln/detail/CVE-2026-32673 · Security Note
• https://twitter.com/f1tym1/status/2055947523903152612 · Twitter Post
• https://my.f5.com/manage/s/article/K000161040 · Patch, Vendor Advisory