CVE-2026-2507: F5 BIG-IP

High severity, CVSS 7.5. EPSS: 0.3% chance of exploitation in the next 30 days.

When BIG-IP AFM or BIG-IP DDoS is provisioned, undisclosed traffic can cause TMM to terminate.  Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Affected products

• F5 BIG-IP: from 17.5.1.4

Published 2026-02-18. Last modified 2026-06-17.