CVE-2026-2507
BIG-IP TMM Vulnerability
At a glance Severity HIGH 8.7 EPSS EPSS 0.33 % · percentile 25 (2026-10-27) State PUBLISHED Published 2026-02-18 Updated 2026-02-18 Assigner f5 NVD status Deferred Description 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.
Scores Version Score Vector Scored by CVSS 3.1 HIGH 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H f5 CVSS 4.0 HIGH 8.7 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N f5 CVSS 4.0 HIGH 8.7 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X NVD · f5sirt@f5.com (Secondary) CVSS 3.1 HIGH 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H NVD · f5sirt@f5.com (Secondary)
Weaknesses (CWE)
European references
CERT-FR advisories
Affected products Product Versions F5 · BIG-IP unaffected 21.0.0 < * ; affected 17.5.1.4 < * ; unaffected 17.1.0 < * ; unaffected 16.1.0 < *
References
Sources
