Bug ID 522791: HTML rewriting on client might leave 'style' attribute unrewritten.

Last Modified: Sep 13, 2023

Affected Product(s):
BIG-IP APM(all modules)

Known Affected Versions:
11.5.1, 11.5.2, 11.5.3, 11.6.0, 12.1.0 HF1, 12.1.0 HF2, 12.1.1 HF1, 12.1.1 HF2, 12.1.2 HF1, 12.1.2 HF2

Fixed In:
12.0.0, 11.6.1, 11.5.4

Opened: May 12, 2015

Severity: 3-Major

Related Article: K45123459

Symptoms

In some cases, the 'style' attribute of HTML tag containing CSS styles is not rewritten.

Impact

Images added with inline CSS styles are not displayed. Direct requests to the backend are sent from browser.

Conditions

This happens when HTML is added to a page using document.write or assignment to innerHTML.

Workaround

Use an iRule to rewrite the 'style' attribute before adding HTML to the page.

Fix Information

The HTML 'style' attribute is correctly rewritten for any tag.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips