Cross-site Scripting (XSS) - Reflected in livehelperchat/livehelperchat
Valid
Reported on
Dec 25th 2021
Description
The htmlspecialchars function does not escape special characters like single quote, and the $prefix parameter can lead to reflected XSS
Proof of Concept
https://demo.livehelperchat.com/site_admin/user/avatarbuilder/1?_=1640314779051&prefix=123%27);})});%20alert(%27xss%27);//
Impact
XSS can have huge implications for a web application and its users. User accounts can be hijacked, change the html screen and insult the organization. Credentials could be stolen, sensitive data could be exfiltrated, and lastly, access to your client computers can be obtained.
We are processing your report and will contact the
livehelperchat
team within 24 hours.
a year ago
The fix bounty has been dropped
This vulnerability will not receive a CVE
The relevant commit did not fix the exact report. But further ones fixed and $prefix variable issues.
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