Affected versions of Atlassian Jira Server and Data Center allow an unauthenticated user to enumerate users via an Information Disclosure vulnerability in the /ViewUserHover.jspa endpoint. The affected versions are before version 7.13.6, from version 8.0.0 before 8.5.7, and from version 8.6.0 before 8.12.0.
| Software | From | Fixed in |
|---|---|---|
| atlassian / jira | - | 7.13.6 |
| atlassian / data_center | - | 7.13.6 |
| atlassian / data_center | 8.0.0 | 8.5.7 |
| atlassian / data_center | 8.6.0 | 8.12.0 |
| atlassian / jira_server | 8.0.0 | 8.5.7 |
| atlassian / jira_server | 8.6.0 | 8.12.0 |