Vulnerability in BIG-IP and BIG-IQ Systems by F5 Networks
CVE-2026-32643

8.5HIGH

Key Information:

Vendor

F5
Status
Big-ip
Big-iq
Vendor
CVE Published:
13 May 2026

What is CVE-2026-32643?

A vulnerability has been identified in F5 Networks' BIG-IP and BIG-IQ systems, where a highly privileged, authenticated attacker—especially one with the Certificate Manager role—can manipulate configuration objects, ultimately enabling the execution of arbitrary commands within the system. It’s crucial to note that software versions that have reached the End of Technical Support (EoTS) are not covered by evaluations related to this vulnerability. Prompt attention and remediation are recommended to safeguard against potential exploitation.

Affected Version(s)

BIG-IP 21.0.0 < 21.0.0.2

BIG-IP 17.5.0 < 17.5.1.6

BIG-IP 17.1.0 < 17.1.3.2

References

https://my.f5.com/manage/s/article/K000160972
vendor-advisorypatch

CVSS V4

Score:
8.5
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

F5
.