User Enumeration via /rest/api/1.0/render endpoint - CVE-2021-39118

Affected versions of Atlassian Jira Server and Data Center allow remote attackers to discover the usernames and full names of users via an enumeration vulnerability in the /rest/api/1.0/render endpoint. The affected versions are before version 8.19.0. Affected versions: version 8.19.0 Fixed...