CVE-2026-39458 — BIG-IP DNS Cache vulnerability
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 Traf…
Published: 2026-05-13 · CVSS: 8.7 · CVSS 4.0
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7