Information disclosure issue in the comment notification feature - CVE-2021-39120

Affected versions of Atlassian Jira Server and Data Center allow remote attackers to learn when a restricted comment is removed from an issue via an information disclosure vulnerability in the comment notification functionality. The affected versions are before version 8.18.0. Affected versions:...

Workbox (Notifications and Tasks) leaks restricted information from a jira issue

If a confluence instance is configured to pull notifications from a JIRA server then if a user 'B' not in group 'A' watches an issue and a comment is added to the issue restricted to group 'A' then user 'B' is able to see the contents of the restricted comment via the "Notifications and Tasks"...