HarborGuard / CVE
Back to search
HIGHCVE-2026-41956Published Modified CNA f5

CVE-2026-41956: BIG-IP TMM Vulnerability

When a classification profile is configured on a UDP virtual server, undisclosed requests can cause the Traffic Management Microkernel (TMM) to terminate.  Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Metrics

CVSS v4.0
8.7
Severity
HIGH
Fixed in
*
Affected Products
3

Fix available

*1.4.12.0.32.1.017.1.3.117.5.1.421.0.0
Patch commits
Affected packages
  • F5 / BIG-IP
    < 17.5.1.4 (from 17.5.0) · < 17.1.3.1 (from 17.1.0) · < * (from 16.1.0)
    Fixed in 21.0.0
  • F5 / BIG-IP Next CNF
    < 2.0.3 (from 2.0.0) · < 1.4.1 (from 1.4.0)
    Fixed in 2.1.0
  • F5 / BIG-IP Next for Kubernetes
    < 2.1.0 (from 2.0.0)
CVSS Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
References