Affected versions of Atlassian Jira Server and Data Center allow remote attackers to read particular files via a path traversal vulnerability in the /WEB-INF/web.xml endpoint.
The affected versions are before version 8.5.14, from version 8.6.0 before 8.13.6, and from version 8.14.0 before 8.16.1.
Affected versions:
Fixed versions:
h4. Mitigation
Until the upgrade you may use the following workaround to protect the files:
https://confluence.atlassian.com/jirakb/workaround-for-cve-2019-15004-979416164.html