CSRF token theft through referrer headers - CVE-2021-39126

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 8.13.1.

Affected versions:

• version < 8.5.10
• 8.6.0 ≤ version < 8.13.1

Fixed versions:

• 8.5.10
• 8.13.1