Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Calendar.Online Calendar.Online / Kalender.Digital allows Stored XSS.This issue affects Calendar.Online / Kalender.Digital: from n/a through 1.0.8.
Solution:
The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.