Remote Command Injection Vulnerability in F5 Networks Product
CVE-2026-34176

8.5HIGH

Key Information:

Vendor

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

What is CVE-2026-34176?

An authenticated remote command injection vulnerability has been identified in certain F5 Networks appliances operating in Appliance mode. This vulnerability is associated with an undisclosed endpoint within the iControl REST API. Successful exploitation can allow malicious actors to bypass security measures and execute arbitrary commands. Organizations using affected products should ensure timely updates and mitigate potential risks.

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/K000160857
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
.