CVE-2025-58120
BIG-IP Next (CNF, SPK, and Kubernetes) vulnerability
CVSS Score
7.5
EPSS Score
0.0%
EPSS Percentile
0th
When HTTP/2 Ingress is configured, 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.
| CWE | CWE-476 |
| Vendor | f5 |
| Product | big-ip next spk |
| Published | Oct 15, 2025 |
| Last Updated | Feb 26, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Affected Versions
F5 / BIG-IP Next SPK
2.0.0 < 2.0.1 1.9.0 < * 1.8.0 < * 1.7.0 < *
F5 / BIG-IP Next CNF
2.0.0 < 2.0.1 1.1.0 < *
F5 / BIG-IP Next for Kubernetes
2.0.0 < 2.1.0
Credits
F5