medium5.3
CVE-2021-26081
REST API in Atlassian Jira Server and Jira Data Center before version 8.5.14, from version 8.6.0 before 8.13.6, and from version 8.14.0 before 8.16.1 allows re…
Impact
REST API in Atlassian Jira Server and Jira Data Center before version 8.5.14, from version 8.6.0 before 8.13.6, and from version 8.14.0 before 8.16.1 allows remote attackers to enumerate usernames via a Sensitive Data Exposure vulnerability in the `/rest/api/latest/user/avatar/temporary` endpoint.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Atlassian | Data Center | before 8.5.14 |
| Atlassian | Jira | before 8.5.14 |
| Atlassian | Jira Data Center | from 8.6.0 before 8.13.6 from 8.14.0 before 8.16.1 |
| Atlassian | Jira Server | from 8.6.0 before 8.13.6 from 8.14.0 before 8.16.1 |