Hello Saraqiel,
First of all thank you for sharing your detailed insights on this issue. I modified the XML file, but the issue still persists in my case. My network set-up is as follows:
WPA2-AES, connecting to 5Ghz band.
Acer Aspire M5 laptop with Intel Wireless Dual Band N 7260.
This is a very wide spread issue that Intel must address on a priority basis. See below: