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MEDIUM · 5.3

CVE-2021-39127

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 affec...

Vulnerability Description

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.

CVSS Score

5.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
LOW
Availability
NONE

Affected Products

VendorProductVersions
AtlassianJira< 8.5.10
AtlassianJira Data Center>= 8.6.0, < 8.13.1
AtlassianJira Server>= 8.6.0, < 8.13.1
AtlassianJira Software Data Center< 8.5.10

References

FAQ

What is CVE-2021-39127?

CVE-2021-39127 is a vulnerability with a CVSS score of 5.3 (MEDIUM). 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 affec...

How severe is CVE-2021-39127?

CVE-2021-39127 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-39127?

Check the references section above for vendor advisories and patch information. Affected products include: Atlassian Jira, Atlassian Jira Data Center, Atlassian Jira Server, Atlassian Jira Software Data Center.