A vulnerability classified as problematic was found in SourceCodester Simple E-Learning System. This vulnerability affects unknown code of the file /claire_blake. The manipulation of the argument Bio leads to cross site scripting. Using CWE to declare the problem leads to CWE-79. The weakness was disclosed 08/07/2022. The advisory is available at github.com. This vulnerability was named CVE-2022-2701. 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 structure of the vulnerability defines a possible price range of USD $0-$5k at the moment. This vulnerability is assigned to T1059.007 by the MITRE ATT&CK project. It is declared as proof-of-concept. It is possible to download the exploit at github.com. As 0-day the estimated underground price was around $0-$5k. A possible mitigation has been published even before and not after the disclosure of the vulnerability.