What is the severity level of CVE-2021-39127?

The severity level of CVE-2021-39127 is medium (5.3).

What is the affected software for CVE-2021-39127?

The affected software for CVE-2021-39127 includes Atlassian Jira Server, Atlassian Jira Data Center, and Atlassian Jira Software Data Center.

How can anonymous remote attackers exploit CVE-2021-39127?

Anonymous remote attackers can exploit CVE-2021-39127 by targeting the query component JQL endpoint via a Broken Access Control vulnerability.

Which versions of Atlassian Jira Server and Data Center are affected by CVE-2021-39127?

Versions before 8.5.10 of Atlassian Jira Server and versions from 8.6.0 before 8.13.1 of Atlassian Jira Server and Data Center are affected by CVE-2021-39127.

Vulnerability/
CVE-2021-39127

21/10/2021

12/7/2022

CVE-2021-39127

First published: Thu Oct 21 2021(Updated: )

Affected versions of Atlassian Jira Server and Data Center allow anonymous remote attackers to the query component JQL endpoint via a Broken Access Control vulnerability (BAC) vulnerability. The affected versions are before version 8.5.10, and from version 8.6.0 before 8.13.1.

Credit: security@atlassian.com

Affected Software	Affected Version	How to fix
Atlassian JIRA	<8.5.10
Atlassian Jira Data Center	>=8.6.0<8.13.1
Atlassian Jira Server	>=8.6.0<8.13.1
Atlassian Jira Software Data Center	<8.5.10

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Reference Links

https://jira.atlassian.com/browse/JRASERVER-72003

Frequently Asked Questions

What is the vulnerability ID of this vulnerability?
CVE-2021-39127
What is the severity level of CVE-2021-39127?
The severity level of CVE-2021-39127 is medium (5.3).
What is the affected software for CVE-2021-39127?
The affected software for CVE-2021-39127 includes Atlassian Jira Server, Atlassian Jira Data Center, and Atlassian Jira Software Data Center.
How can anonymous remote attackers exploit CVE-2021-39127?
Anonymous remote attackers can exploit CVE-2021-39127 by targeting the query component JQL endpoint via a Broken Access Control vulnerability.
Which versions of Atlassian Jira Server and Data Center are affected by CVE-2021-39127?
Versions before 8.5.10 of Atlassian Jira Server and versions from 8.6.0 before 8.13.1 of Atlassian Jira Server and Data Center are affected by CVE-2021-39127.

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vendor/atlassian
canonical/atlassian jira
canonical/atlassian jira data center
version/atlassian jira data center/8.6.0
canonical/atlassian jira server
version/atlassian jira server/8.6.0
canonical/atlassian jira software data center

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