DOM XSS in the issue navigation & search view via parameter pollution - CVE-2020-36288

The issue navigation & search view in Jira Server and Data Center before version 8.5.12, from version 8.6.0 before version 8.13.4, and from version 8.14.0 before version 8.15.1 allows remote attackers to inject arbitrary HTML or JavaScript via a DOM Cross-Site Scripting (XSS) vulnerability caused by parameter pollution.

Affected versions:

• version < 8.5.12
• 8.6.0 ≤ version < 8.13.4
• 8.14.0 ≤ version < 8.15.1

Fixed versions:

• 8.5.12
• 8.13.4
• 8.15.1

Atlassian would like to credit Peter af Geijerstam for reporting this issue.