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.
https://exchange.xforce.ibmcloud.com/vulnerabilities/27235
http://www.vupen.com/english/advisories/2006/2472
http://pridels0.blogspot.com/2006/06/atlassian-jira-information-disclosure.html