CVE-2019-20435
An issue was discovered in WSO2 API Manager 2.6.0. A reflected XSS attack could be performed in the inline API documentation editor page of the API Publisher by sending an HTTP GET request with a harmful docName request parameter.
Date published : 2020-01-27
https://cybersecurityworks.com/zerodays/cve-2019-20435-wso2.html
https://docs.wso2.com/display/Security/Security+Advisory+WSO2-2019-0633