In ERPNext, versions v11.0.0-beta through v13.0.2 are vulnerable to Missing Authorization, in the chat rooms functionality. A low privileged attacker can send a direct message or a group message to any member or group, impersonating themselves as the administrator. The attacker can also read chat messages of groups that they do not belong to, and of other users.

ERPNext in versions v12.0.9-v13.0.3 are affected by a stored XSS vulnerability that allows low privileged users to store malicious scripts in the ‘username’ field in ‘my settings’ which can lead to full account takeover.

In ERPNext, versions v12.0.9--v13.0.3 are vulnerable to Stored Cross-Site-Scripting (XSS), due to user input not being validated properly. A low privileged attacker could inject arbitrary code into input fields when editing his profile.