CVE-2020-14185

Affected versions of Jira Server allow remote unauthenticated attackers to enumerate issue keys via a missing permissions check in the ActionsAndOperations resource. The affected versions are before 7.13.18, from version 8.0.0 before 8.5.9, and from version 8.6.0 before version 8.12.2.

Source: CVE-2020-14185