Bug ID 475163: Submitting an HTML form that does not have an action attribute is a 404 error and 'null' in the request URL.

Last Modified: Apr 10, 2019

Bug Tracker

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

Known Affected Versions:
11.4.0, 11.4.1, 11.5.0, 11.5.1, 11.5.1 HF1, 11.5.1 HF10, 11.5.1 HF11, 11.5.1 HF2, 11.5.1 HF3, 11.5.1 HF4, 11.5.1 HF5, 11.6.0, 11.6.0 HF1, 11.6.0 HF2, 11.6.0 HF3

Fixed In:
12.0.0, 11.6.0 HF4, 11.5.1 HF6, 11.4.1 HF9

Opened: Aug 11, 2014
Severity: 3-Major
Related AskF5 Article:
K16521

Symptoms

The result of submitting an HTML form that does not have an action attribute is a 404 error and 'null' in the request URL.

Impact

Form cannot be submitted.

Conditions

Form tag does not have action attribute.

Workaround

Add attribute "action=''" into the HTML form tag, either by modifying the source or by using an iRule.

Fix Information

Now HTML forms without action attribute are handled correctly.

Behavior Change