Traffic Management Microkernel Vulnerability in BIG-IP APM Portal Access by F5 Networks
CVE-2025-61960

8.7HIGH

Key Information:

Vendor

F5
Status
Big-ip
Vendor
CVE Published:
15 October 2025

What is CVE-2025-61960?

A security issue has been identified in the BIG-IP APM portal access virtual server, where the configuration of a per-request policy can lead to unexpected traffic manipulation, ultimately resulting in the termination of the Traffic Management Microkernel (TMM). This vulnerability emphasizes the importance of maintaining updated environments and evaluating configuration settings to prevent potential disruptions. It's crucial to monitor systems and apply updates to enhance overall security posture in the face of such vulnerabilities.

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Deploy the Patch

Affected Version(s)

BIG-IP 17.5.0 < 17.5.1.3

BIG-IP 17.1.0 < 17.1.3

BIG-IP 16.1.0 < 16.1.6.1

References

https://my.f5.com/manage/s/article/K000156597
vendor-advisory

CVSS V4

Score:
8.7
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

F5
JSON
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