The Setup Wizard in Atlassian JIRA Enterprise Edition before 3.12.1 does not properly restrict setup attempts after setup is complete, which allows remote attackers to change the default language.
Cross-site scripting (XSS) vulnerability in Atlassian JIRA 3.6.2-#156 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors in a direct request to secure/ConfigureReleaseNote.jspa, which are not sanitized before being returned in an error page.
secure/ConfigureReleaseNote.jspa in Atlassian JIRA 3.6.2-#156 allows remote attackers to obtain sensitive information via unspecified manipulations of the projectId parameter, which displays the installation path and other system information in an error message.