CVE-2018-13391: Atlassian Jira

Medium severity, CVSS 5.3. EPSS: 1.8% chance of exploitation in the next 30 days.

The ProfileLinkUserFormat component of Jira Server before version 7.6.8, from version 7.7.0 before version 7.7.5, from version 7.8.0 before version 7.8.5, from version 7.9.0 before version 7.9.3, from version 7.10.0 before version 7.10.3 and from version 7.11.0 before version 7.11.2 allows remote attackers who can access & view an issue to obtain the email address of the reporter and assignee user of an issue despite the configured email visibility setting being set to hidden.

Affected products

• Atlassian Jira: before 7.6.8 (fixed in 7.6.8)
• Atlassian Jira Server: from 7.7.0, before 7.7.5 (fixed in 7.7.5); from 7.8.0, before 7.8.5 (fixed in 7.8.5); from 7.9.0, before 7.9.3 (fixed in 7.9.3); from 7.10.0, before 7.10.3 (fixed in 7.10.3); from 7.11.0, before 7.11.2 (fixed in 7.11.2)

Published 2018-08-28. Last modified 2026-06-17.