CVE-2021-33570 | Postbird 0.8.4 XMLHttpRequest onerror cross site scripting (EDB-49910)
A vulnerability was found in Postbird 0.8.4 and classified as problematic. Affected by this issue is some unknown functionality of the component XMLHttpRequest Handler. The manipulation of the argument onerror leads to cross site scripting.
This vulnerability is handled as CVE-2021-33570. The attack may be launched remotely. Furthermore, there is an exploit available.