hailey888 oa_system Backend MailController.java save cross site scripting

A vulnerability was found in hailey888 oa_system up to 2025.01.01 and classified as problematic. Affected by this issue is the function Save of the file cn/gson/oasys/controller/mail/MailController.java of the component Backend. The manipulation of the argument MailNumberId leads to cross site scripting. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. Continious delivery with rolling releases is used by this product. Therefore, no version details of affected nor updated releases are available.