CVE-2026-42409
Published: May 13, 2026
Modified: May 13, 2026
CVSS v3.1
7.5
Description
When an HTTP/2 profile and an iRule containing the HTTP::redirect or HTTP::respond command are configured on a virtual server, undisclosed requests can cause the Traffic Management Microkernel (TMM) process to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
| Vendor | Product | Versions |
|---|---|---|
F5 | BIG-IP | unaffected 21.1.0 - < *affected 21.0.0 - < 21.0.0.1affected 17.5.0 - < 17.5.1.4affected 17.1.0 - < 17.1.3.1affected 16.1.0 - < * |
F5 | BIG-IP Next SPK | affected 2.0.0 - < 2.0.3affected 1.7.0 - < 1.7.17 |
F5 | BIG-IP Next CNF | affected 2.0.0 - < 2.0.3affected 1.4.0 - < 1.4.1 |
F5 | BIG-IP Next for Kubernetes | affected 2.0.0 - < 2.1.1 |
Weaknesses (CWE)
CVSS v3.1 Details
CVSS v3.1 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
References
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