The API in Atlassian Jira Server and Data Center before version 8.6.0 allows authenticated remote attackers to determine project titles they do not have access to via an improper authorization vulnerability.
The JMX monitoring flag in Atlassian Jira Server and Data Center before version 8.6.0 allows remote attackers to turn the JMX monitoring flag off or on via a Cross-site request forgery (CSRF) vulnerability.