An issue was discovered in WSO2 API Manager 2.6.0. A potential Reflected Cross-Site Scripting (XSS) vulnerability has been identified in defining a scope in the "manage the API" page of the API Publisher.Referenceshttps://docs.wso2.com/display/Security/Security+Advisory+WSO2-2019-0644https://github.com/cybersecurityworks/Disclosed/issues/21https://cybersecurityworks.com/zerodays/cve-2019-20439-wso2.html