Bug ID 438256: Forms with absolute path in action are handled incorrectly

Last Modified: Oct 06, 2020

Bug Tracker

Affected Product:  See more info
BIG-IP APM(all modules)

Known Affected Versions:
11.4.0, 11.4.1, 11.5.0

Fixed In:
11.6.0, 11.5.1, 11.5.0 HF1, 11.4.1 HF4, 11.4.0 HF8

Opened: Nov 19, 2013
Severity: 3-Major
Related AskF5 Article:


If an HTML document includes the <base> tag and form with an absolute path in action, this form is handled incorrectly: the values of form fields are not sent to server on submit.


Incorrect behavior of web applications.


<base> tag and form with an absolute path


It's possible to replace absolute paths by full ones by iRule, for example: /page.html -> http://some.com/page.html In this case form is handled correctly.

Fix Information

Forms with an absolute path in the action are now handled correctly.

Behavior Change