Describe CVE-2021-43946.
What is CVE-2021-43946?
Affected versions of Atlassian Jira Server and Data Center allow authenticated remote attackers to add administrator groups to filter subscriptions via a Broken Access Control vulnerability in the /secure/EditSubscription.jspa endpoint. The affected versions are before version 8.13.21, and from version 8.14.0 before 8.20.9..