Last Modified: Apr 28, 2025
                                            Affected Product(s):
                                            BIG-IP APM
                                        
                                            Known Affected Versions:
                                            11.4.0, 11.4.1, 11.5.1, 11.5.1 HF1, 11.5.1 HF2, 11.5.1 HF3, 11.5.1 HF4, 11.5.1 HF5, 11.5.1 HF6, 11.5.1 HF7, 11.5.1 HF8, 11.5.1 HF9, 11.5.1 HF10, 11.5.1 HF11, 11.5.2, 11.5.2 HF1, 11.5.3, 11.5.3 HF1, 11.6.0, 11.6.0 HF1, 11.6.0 HF2, 11.6.0 HF3, 11.6.0 HF4, 11.6.0 HF5
                                        
                                            Fixed In:
                                            12.0.0, 11.6.0 HF6, 11.5.3 HF2, 11.4.1 HF9
                                        
                                Opened: Feb 18, 2015 Severity: 2-Critical
                                
                                    
Websites are broken if they use postMessage to send objects in Internet Explorer 11. There could or could not be error in JavaScript console based on web application.
Web-Application can't use Window.postMessage() to send non-string data with Portal Access in Internet Explorer 11.
Web-Application that uses Window.postMessage() with Portal Access working in Internet Explorer 11.
No
Window.postMessage() now works in Internet Explorer 11.