---
id: CVE-2025-61960
title: "When a per-request policy is configured on a BIG-IP APM portal access virtual server, undisclosed traffic can cause the Traffic Management Microkernel (TMM) to terminate.\_ Note: Software versions which have reached End of Technical Suppo…"
summary: "When a per-request policy is configured on a BIG-IP APM portal access virtual server, undisclosed traffic can cause the Traffic Management Microkernel (TMM) to terminate.\_ Note: Software versions which have reached End of Technical Suppo…"
severity: high
cvss: 7.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'
cwe:
  - CWE-476
vendor: f5
product: big-ip_access_policy_manager
affected:
  - 'big-ip_access_policy_manager >= 16.1.0, < 16.1.6.1'
  - 'big-ip_access_policy_manager >= 17.1.0, < 17.1.3'
  - 'big-ip_access_policy_manager >= 17.5.0, < 17.5.1.3'
patched:
  - big-ip_access_policy_manager 17.5.1.3
published: '2025-10-15'
updated: '2026-10-08'
sourceUpdated: '2026-10-08T12:10:00.217'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-61960'
references:
  - url: 'https://my.f5.com/manage/s/article/K000156597'
    label: f5sirt@f5.com
tags:
  - nvd
epss: 0.00348
epssPercentile: 0.26248
ingestedAt: '2026-10-08T11:31:27.436Z'
---

## Overview

When a per-request policy is configured on a BIG-IP APM portal access virtual server, undisclosed traffic can cause the Traffic Management Microkernel (TMM) to terminate.  Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

## Affected

- `big-ip_access_policy_manager >= 16.1.0, < 16.1.6.1`
- `big-ip_access_policy_manager >= 17.1.0, < 17.1.3`
- `big-ip_access_policy_manager >= 17.5.0, < 17.5.1.3`

## Remediation

Upgrade past the affected range:

- `big-ip_access_policy_manager 17.5.1.3`