Last Modified: Sep 16, 2026
Affected Product(s):
BIG-IP TMOS
Known Affected Versions:
17.1.3, 17.1.3.1, 17.1.3.2, 17.1.3.4, 17.1.3.5, 17.5.1.3, 17.5.1.4, 17.5.1.5, 17.5.1.6, 17.5.1.8, 17.5.1.9, 21.0.0, 21.0.0.1, 21.0.0.2, 21.0.0.3
Opened: Nov 19, 2025 Severity: 3-Major
When accessing https://<BIG-IP IP address>/mgmt/toc the browser returns the following error {"code":400, "message":"URI path /mgmt/logmein.html not registered. Please verify the URI is supported and wait for /available suffix to be responsive.","referer":"https://10.1.255.175/mgmt/toc","restOperationId":45299775,"kind":":resterrorresponse"}
In v17.x returns a blank page instead of object data
Access https://<BIG-IP IP address>/mgmt/toc
To get the iControl REST Table of Contents, access the following URL directly https://<BIG-IP IP address>/restui/default/toc.html
None