WordPress Plugin Vulnerabilities
Events Made Easy < 2.2.24 - Admin+ Stored Cross-Site Scripting
Description
The plugin does not sanitise and escape Custom Field Names, allowing high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed
Proof of Concept
Add/Edit a Custom Field (/wp-admin/admin.php?page=eme-formfields) and put the following payload in the Field Name: a<script>alert(/XSS/)</script> The XSS will be triggered when accessing some pages like Custom Field, Pending Bookings, Approved Bookings
Affects Plugins
References
Classification
Type
XSS
OWASP top 10
CWE
CVSS
Miscellaneous
Original Researcher
Huy Nguyen
Submitter
Huy Nguyen
Submitter website
Verified
Yes
WPVDB ID
Timeline
Publicly Published
2021-10-04 (about 2 years ago)
Added
2021-10-04 (about 2 years ago)
Last Updated
2022-04-15 (about 2 years ago)