CVE-2021-27889 | MyBB up to 1.8.25 Message Parser cross site scripting (EDB-49696)
A vulnerability was found in MyBB up to 1.8.25. It has been rated as problematic. This issue affects some unknown processing of the component Message Parser. The manipulation leads to cross site scripting.
The identification of this vulnerability is CVE-2021-27889. The attack may be initiated remotely. Furthermore, there is an exploit available.
It is recommended to upgrade the affected component.