CVE-2021-39126: [JRASERVER-71806] CSRF token theft through referrer headers - CVE-2021-39126 - Create and track feature requests for Atlassian products.

Affected versions of Atlassian Jira Server and Data Center allow remote attackers to modify various resources via a Cross-Site Request Forgery (CSRF) vulnerability, following an Information Disclosure vulnerability in the referrer headers which discloses a user’s CSRF token. The affected versions are before version 8.5.10, and from version 8.6.0 before 8.13.2.