A vulnerability has been found in TrueConf Server 4.3.7 and classified as problematic. This vulnerability affects unknown code of the file /admin/conferences/get-all-status/. The manipulation of the argument keys[] leads to basic cross site scripting (Reflected). Using CWE to declare the problem leads to CWE-80. The weakness was presented 01/29/2017 by LiquidWorm as EDB-ID 41184 as Exploit (Exploit-DB). The advisory is shared for download at exploit-db.com. This vulnerability was named CVE-2017-20114. The attack can be initiated remotely. Technical details are available. Furthermore, there is an exploit available. The exploit has been disclosed to the public and may be used. The current price for an exploit might be approx. USD $0-$5k at the moment. The MITRE ATT&CK project declares the attack technique as T1059.007. It is declared as proof-of-concept. It is possible to download the exploit at exploit-db.com. As 0-day the estimated underground price was around $0-$5k. Upgrading to version 4.5.1 is able to address this issue. It is recommended to upgrade the affected component. A possible mitigation has been published even before and not after the disclosure of the vulnerability.