Steps to reproduce the issue

Joomla 3.7.2
Menu-item create article with default categorie on active in frontend (after login).
Edit and saving an article in frontend changes the categorie unexpected.

Expected result

Staying in same categorie if i do not touch the categorie

Actual result

The article goes toe the categorie of the first menu-item with create an article that has a setting with a default article.

System information (as much as possible)

PHP Built On Linux njord.xolution.nu 2.6.32-642.13.1.el6.x86_64 #1 SMP Wed Jan 11 20:56:24 UTC 2017 x86_64
Database Version 5.5.53-log
Database Collation latin1_swedish_ci
Database Connection Collation utf8mb4_general_ci
PHP Version 7.0.14
Web Server Apache/2
WebServer to PHP Interface fpm-fcgi
Joomla! Version Joomla! 3.7.2 Stable [ Amani ] 22-May-2017 09:46 GMT
Joomla! Platform Version Joomla Platform 13.1.0 Stable [ Curiosity ] 24-Apr-2013 00:00 GMT

Additional comments

If i delete the create new article menu items or i set the default categorie to not it works.
Also if the first of the create new articles is without default it is working.

Can anybody reproduce this issue?