Italic text cannot be applied in the text with backslash (For path usage)

Italic text cannot be applied in the text with backslash. Please refer to the following example

1. Create the following text in the page

   \\path\test\path\
   

2. Block the text and click italic button in Rich Text Editor

This bug happens in Wiki markup editor also by creating a page containing the following text:

_\\path\test\path\_