CVE-2026-40618
When an SSL profile is configured on a virtual server on BIG-IP Virtual Edition (VE) without Intel QuickAssist Technology (QAT) or on BIG-IP hardware platforms with the database variable crypto.hwacceleration set to disabled, 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.
Scoring
- Severity
- HIGH
- CVSS base score
- 8.7
- 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:L
- EPSS probability
- 0.32%
- CWE
- CWE-131
- Published
- 2026-05-13
- Last modified
- 2026-05-13
Affected products
- F5 BIG-IP
- F5 BIG-IP
- F5 BIG-IP
- F5 BIG-IP
- F5 BIG-IP
- F5 BIG-IP Next SPK
- F5 BIG-IP Next SPK
- F5 BIG-IP Next CNF
Weakness type
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