CVE-2021-43953

Name of the Vulnerable Software and Affected Versions Atlassian Jira Server and Data Center versions prior to 8.13.16 Atlassian Jira Server and Data Center versions 8.14.0 through 8.20.5

Description The issue allows unauthenticated remote attackers to toggle the Thread Contention and CPU monitoring settings via a Cross-Site Request Forgery (CSRF) vulnerability in the "/secure/admin/ViewInstrumentation.jspa" endpoint.

Recommendations For versions prior to 8.13.16, update to version 8.13.16 or later. For versions 8.14.0 through 8.20.5, update to version 8.20.6 or later. As a temporary workaround, consider restricting access to the "/secure/admin/ViewInstrumentation.jspa" endpoint until a patch is available.