Security Advisory

CVE-2026-39458

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-05-13 14:12:42

Last updated 2026-08-24 21:39:14

Assigner f5

CVSS score 8.7

State PUBLISHED

Description

When a BIG-IP is configured with DNS caching (Such as a DNS profile with caching enabled, SSL Orchestrator, Advanced WAF DoS protection), 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.

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