PT-2026-40645 · F5 · Big-Ip Apm

Published 2026-05-13 · Updated 2026-05-17 · CVE-2026-40067

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions BIG-IP APM (affected versions not specified)

Description Undisclosed traffic can cause the apmd process to terminate when a BIG-IP APM access policy is configured on a virtual server.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

CVE-2026-40067

Affected Products

Big-Ip Apm

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2026-40067 · Security Note
• https://twitter.com/f1tym1/status/2055991598127718652 · Twitter Post
• https://my.f5.com/manage/s/article/K000161056 · Patch, Vendor Advisory
• https://twitter.com/vuldb/status/2054952183716814854 · Twitter Post