api.topcoder.com Open Redirect vulnerability

Vulnerable URL: https://api.topcoder.com/pub/activation.html?code=13S7EAY0WTN=https://www.xssposed.org Details: Description| Value ---|--- Patched:| No Latest check for patch:| 30.07.2017 Vulnerability type:| Open Redirect Vulnerability status:| Publicly disclosed Alexa Rank| Unknown / Not...