Describe the bug
An authenticated malicious user can take advantage of a Reflected XSS vulnerability in the "Thêm Manager" feature. This was can be bypassed by using HTML event handlers, such as "ontoggle".
View the preview to get in request and such Reflected XSS
Expected behavior
The removal of script tags is not sufficient to prevent an XSS attack. You must HTML Entity encode any output that is reflected back to the page.
Screenshots
Desktop (please complete the following information):
OS: Windows
Browser: Firefox
Version: 76.0.1
The text was updated successfully, but these errors were encountered:
Describe the bug
An authenticated malicious user can take advantage of a Reflected XSS vulnerability in the "Thêm Manager" feature. This was can be bypassed by using HTML event handlers, such as "ontoggle".
To Reproduce
Steps to reproduce the behavior:
'><details/open/ontoggle=confirm(/XSS/)>Expected behavior
The removal of script tags is not sufficient to prevent an XSS attack. You must HTML Entity encode any output that is reflected back to the page.
Screenshots


Desktop (please complete the following information):
The text was updated successfully, but these errors were encountered: